(c) CH3NH3NO3. [latex]{\text{C}}_{6}{\text{H}}_{5}{\text{NH}}_{3}{}^{\text{+}}\left(aq\right)+{\text{H}}_{2}\text{O}\left(l\right)\rightleftharpoons {\text{H}}_{3}{\text{O}}^{\text{+}}\left(aq\right)+{\text{C}}_{6}{\text{H}}_{5}{\text{NH}}_{2}\left(aq\right)[/latex]. Salts are composed of related numbers of cations (positively charged ions) and anions (negative ions) so that the product is electrically neutral (without a net charge). Explain, Q:Write the formulas for two salts We reviewed their content and use your feedback to keep the quality high. To answer in a nutshell, Methanol is as acidic and basic as water and is considered a weak acid. Does a summoned creature play immediately after being summoned by a ready action? If acidic or basic, write the appropriate equilibrium equation for the acid or base that exists when the salt is dissolved in aqueous solution. What about CO3{2-} ions? Answer: B2 2-is a Diamagnetic What is Paramagnetic and Diamagnetic ? General Chemistry: Principles and Modern Applications. Q:Write the formula of the conjugate base of CH3CO2H. If you want any, Q:The Bronsted-Lowry (B-L) definition of acids and bases was developed mainly It only takes a minute to sign up. However, NH 4+ will lose an electron and act as an acid (NH 4+ is the conjugate acid of NH 3) by the following reaction: (7.8.4) N H 4 ( a q) + + H 2 O ( l) N H 3 ( a q) + H 3 O ( a q) +. The answers to these questions can be found in the attached files section at the bottom of the page. A:Well, in order to predict whether the solution of the salt is acidic or basic, we need to see what, Q:Heavy metal azides, which are salts of hydrazoic acid, HN3, are used as explosive detonators. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. NaCl + HOH ==> NaOH + HCl To determine whether (NH4)2CO3 is strong acid or strong base. A nuclear power plant is 25% efficient, meaning that only 25% of the power it generates goes into producing electricity. Did this satellite streak past the Hubble Space Telescope so close that it was out of focus? From strong acids: Cl-, Br-, I-, NO3-, ClO4-. Solving this equation we get [CH3CO2H] = 1.1 [latex]\times [/latex] 105M. This is similar to the simplification of the formula of the hydronium ion, [latex]{\text{H}}_{3}{\text{O}}^{\text{+}}[/latex] to H+. In other, Q:Calculate the pH and pOH of the following solutions (see San Francisco: Pearson Education, 2007. Why does a salt containing a cation from a strong base and an anion from a weak acid form a basic solution? Salts are composed of related numbers of cations (positively charged ions) and anions (negative ions) so that the product is electrically neutral (without a net charge). Calcium hydroxide has solubility about 1.9 g/L. Methanol comes under primary alcohols and hence is stronger than secondary and tertiary alcohols but weaker than water. (If I'm incorrect, please correct me) Acid: 0.7ml 10% H2SO4 + 0.7ml 10% Na2WO4(sodium tungstate) Basic: NaH2PO4= acidic soln Mg(HSO4)2= neutral soln Ca(CN)2= basic, KI= NH4NO2= (CH3CH2)3NHNO2= (CH3CH2)2NH2ClO4=, Will 0.10 M aqueous solutions of the following salts be acidic , basic or neutral? Give the answer in 2 significant, A:Given :- concentration of KOH = 0.00015 M Luckily, since we're dealing with acids, the pH of a salt of polyprotic acid will always be greater than 7. As with other polyprotic acids, the hydrated aluminum ion ionizes in stages, as shown by: [latex]\text{Al}{\left({\text{H}}_{2}\text{O}\right)}_{6}{}^{3+}\left(aq\right)+{\text{H}}_{2}\text{O}\left(l\right)\rightleftharpoons {\text{H}}_{3}{\text{O}}^{\text{+}}\left(aq\right)+\text{Al}{\left({\text{H}}_{2}\text{O}\right)}_{5}{\left(\text{OH}\right)}^{2+}\left(aq\right)[/latex] A compound that can donate protons are considered acids but here in Methanol; as a result, water is a better proton donor, which makes Methanol a weak acid. Question. Electron deficient species are known as Lewis acids, which are accepts, Q:Which of the following ions could be classified as basic? Kb for methylamine, CH 3NH 2, is 3.7 10 4.. The, Q:Formulate the acid-base reactions with ions, mark conjugate acid-base pairs of the reaction of, A:Note- The product formed is ethyne and not ethene. [latex]\text{Al}{\left({\text{H}}_{2}\text{O}\right)}_{4}{\left(\text{OH}\right)}_{2}{}^{\text{+}}\left(aq\right)+{\text{H}}_{2}\text{O}\left(l\right)\rightleftharpoons {\text{H}}_{3}{\text{O}}^{\text{+}}\left(aq\right)+\text{Al}{\left({\text{H}}_{2}\text{O}\right)}_{3}{\left(\text{OH}\right)}_{3}\left(aq\right)[/latex]. If a strong basea source of OH (aq) ionsis added to the buffer solution, those hydroxide ions will react with the acetic acid in an acid-base reaction: (11.8.1) H C 2 H 3 O 2 ( a q) + O H ( a q) H 2 O ( ) + C 2 H 3 O 2 ( a q) . Methanoic acid, HCO,H, also known as formic acid, is partly responsible for the characteristic. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers. Assume that you can ignore air resistance for this problem. Explain. NaOH is strong base, HCl a strong acid, solution is neutral Write the equation for this reaction. Concentration of solution - 0.076 mol L1(M) Appendix 11 of your textbook for pKa, A:"Since you have asked multiple questions and not mentioned the question number to be solved, we will, Q:2b.For each of the following salts indicate whether the aqueous solution will be acidic basic or, A:The acidity or basicity of a salt can be determined by its dissociation. pH = Set your categories menu in Theme Settings -> Header -> Menu -> Mobile menu (categories). If each fission releases, 92235U_ { 92 } ^ { 235 } \mathrm { U } However, the ionization of a cation carrying more than one charge is usually not extensive beyond the first stage. Hence the molecule or, Q:1. For example, ammonium chloride, NH 4 Cl, is a salt formed by the reaction of the weak base ammonia with the strong acid HCl: NH3(aq)+HCl(aq) NH4Cl(aq) NH 3 ( a q) + HCl ( a q) NH 4 Cl ( a q) A solution of this salt contains ammonium ions and chloride ions. Is CH3NH3NO3 a acid or base? What is [latex]\left[\text{Al}{\left({\text{H}}_{2}\text{O}\right)}_{5}{\left(\text{OH}\right)}^{2+}\right][/latex] in a 0.15-M solution of Al(NO3)3 that contains enough of the strong acid HNO3 to bring [latex]\left[{\text{H}}_{3}{\text{O}}^{\text{+}}\right][/latex] to 0.10 M? Acids and bases are, Q:If each of the following is dissolved in water, will the solution be acidic, Accessibility StatementFor more information contact us atinfo@libretexts.orgor check out our status page at https://status.libretexts.org. O NH3 How many grams of KOH were added? Another potential reason for contamination is hot drying. Things Fall Apart - Chinua Achebe : Quote ID, chapter 6 the risk and term structure of inte. Which of the following beakers best represents a container of a weak acid, HA, in water? Strong acid + weak base= acidic salt Calculate the pH of a 0.10-M solution of aluminum chloride, which dissolves completely to give the hydrated aluminum ion [latex]{\left[\text{Al}{\left({\text{H}}_{2}\text{O}\right)}_{6}\right]}^{3+}[/latex] in solution. C5H5NHI. neither or both. ammonium hydrogen carbonate, NH4HCO3, Q:Predict the position of equilibrium and calculate the equilibrium constant, Keq, for acid-base, A:We know that strong acids will donate protons easily and strong base will accept proton easily. The conjugate acid of the strong base is a weaker acid than water and has no effect on the acidity of the resulting solution. However, the ammonium ion, the conjugate acid of ammonia, reacts with water and increases the hydronium ion concentration: [latex]{\text{NH}}_{4}{}^{\text{+}}\left(aq\right)+{\text{H}}_{2}\text{O}\left(l\right)\rightleftharpoons {\text{H}}_{3}{\text{O}}^{\text{+}}\left(aq\right)+{\text{NH}}_{3}\left(aq\right)[/latex], The equilibrium equation for this reaction is simply the ionization constant. Doesn't analytically integrate sensibly let alone correctly. For each salt, indicate whether the solution is acidic, basic, or neutral. Let us use an acetic acid-sodium acetate buffer to demonstrate how buffers work. The constants for the different stages of ionization are not known for many metal ions, so we cannot calculate the extent of their ionization. because there were, A:Arrhenius acid/base concept :- The lining of the esophagus is not protected from the corrosive effects of stomach acid the way the lining of the stomach is, and the results can be very painful. In this section of chemistry, we discuss the pH values of salts based on several conditions. The neutralization that occurs when aqueous solutions of acids and bases are combined results from the reaction of the hydronium and hydroxide ions to form water. If acidic or basic, write the appropriate equilibrium equation for the acid or base that exists when the salt is dissolved in aqueous solution. Hence, Methanol is a weaker acid than water. Hint: We will probably need to convert pOH to pH or find [latex]\left[{\text{H}}_{3}{\text{O}}^{\text{+}}\right][/latex] using [OH] in the final stages of this problem. This is enough to create pH about 10-11" I appreciate to solve and explain it.thanks. Q:is the salt C5H5NHBr acidic, basic, or neutral? Which of the following are expected to act as a Lewis acid? (H^+) = (KwKa/Kb). carbonate, Na,CO3, A:When sodium carbonate is made to react with water, it gives sodium bicarbonate and sodium, Q:Phenylacetic acid (C6H5CH2COOH, simplified here to HPAc) builds up in the blood of persons with, A:Given data: pH of solution Write formulas for two salts that (a) contain Ni3+ and are acidic. Your question is solved by a Subject Matter Expert. That, Q:Write the formula of the conjugate acid of the Bronsted-Lowry base, HONH2, A:Conjugate acids are formed when a proton is added to the Bronsted-Lowry base A:Conjugate base of an acid contains one less proton. We will not find a value of Ka for the ammonium ion in Ionization Constants of Weak Acids. A 0.015-M solution of cyanic acid has a pH of 2.67. A byproduct of the pickling process changes the flavor of the vegetables with the acid making them taste sour. Acids and bases have their own importance in chemistry. A neutralization reaction takes place between citric acid in lemons or acetic acid in vinegar, and the bases in the flesh of fish. It acts as a base, accepting a proton from water. The methy. The second one is simpler. This is in contrast to acids capable of donating more than one proton or hydrogen, which are called polyprotic acids. Then, classify the, Q:Two boxes are given below. His TA suggests that he take the pH of the solution. This reaction produces a hydronium ion, making the solution acidic, lowering the pH below 7. O BF3 b. 2003-2023 Chegg Inc. All rights reserved. Occasionally the weak acid and the weak base will have the, Do the calculations and show that the hydronium ion concentration for a 0.233-, What is the hydronium ion concentration in a 0.100-, [latex]{K}_{a}\left(\text{for}{\text{NH}}_{4}{}^{\text{+}}\right)=5.6\times {10}^{-10}[/latex], [latex]\left[{\text{H}}_{3}{\text{O}}^{\text{+}}\right][/latex] = 7.5 [latex]\times [/latex] 10. NaOH is a strong base, HAc a weak acid, solution is basic. Our videos will help you understand concepts, solve your homework, and do great on your exams. pOH = 14 - pH First of all, we know a few things: Take for example dissociation of \(\ce{H2CO3}\), carbonic acid. A:Given : Concentration of H3O+ in the solution = 10.0 M, Q:What is the pH of a solution with OH- of 0.0001 M KOH at 25C. Bronsted-Lowry base in inorganic chemistry is any chemical substance that can accept a proton from the other chemical substance it is reacting with. Co** (ag) + 6NH3 (ag) - Co(NH3),**(aq), A:Lewis acid is an electron-pair acceptor. Define concept of Acid Strength and pKa ? Cooking is essentially synthetic chemistry that happens to be safe to eat. Write the chemical equation in which hydrazine reacts with hydrochloric acids to form the salt N2H5Cl. Concentration of KOH = 0.0001 M (Assume a solution is neutral if its pH is 7.000.05). Therefore, with the production of OH-, it will cause a basic solution and raise the pH above 7. write the equation for this, Q:The uses of sodium phosphate include clarifying crudesugar, manufacturing paper, removing boiler, A:Na3PO4 + 3H2O --------> 3NaOH + H3PO4 basic or, Q:Rank the compounds in each of the following groups in order of increasing acidity or basicity, as, Q:Complete the following table with the needed [H3O+], [OH-], pH, and pOH. Can chemical composition be determined from elemental composition? When aluminum nitrate dissolves in water, the aluminum ion reacts with water to give a hydrated aluminum ion, [latex]\text{Al}{\left({\text{H}}_{2}\text{O}\right)}_{6}{}^{3+}[/latex], dissolved in bulk water. CH3NH3NO3 NaF BaBr2 This problem has been solved! A:The reaction of acid with base results in the formation of salt and water. The strength of. Ionization increases as the charge of the metal ion increases or as the size of the metal ion decreases. A salt in which the cation is the counterion of a strong base and in which the anion is the conjugate base of weak acid form basic solutions. [latex]{K}_{\text{a}}\left(\text{for}{\text{C}}_{6}{\text{H}}_{5}{\text{NH}}_{3}{}^{\text{+}}\right)=\frac{{K}_{\text{w}}}{{K}_{\text{b}}\left(\text{ for }{\text{C}}_{6}{\text{H}}_{5}{\text{NH}}_{2}\right)}=\frac{1.0\times {10}^{-14}}{4.6\times {10}^{-10}}=2.2\times {10}^{-5}[/latex]. How does its basic character compare with that of NH3 and N2H4? When we mix solutions of an acid and a base, an acid-base neutralization reaction occurs. \[KCN_{(s)}\rightarrow K^+_{(aq)} + CN^-_{(aq)}\]. The pH of a 0.10-M solution of propanoic acid, CH3CH2COOH, a weak organic acid, is measured at equilibrium and found to be 2.93 at 25 C. The base is, Q:A: Classify the following as Brnsted acids, bases or both. The best answers are voted up and rise to the top, Not the answer you're looking for? This reaction does not produce carbon dioxide, but magnesium-containing antacids can have a laxative effect. I suggest you write them even though you think neither anion nor cation is hydrolyzed. (aq) In a solution of a salt formed by the reaction of a weak acid and a weak base, to predict the pH, we must know both the Ka of the weak acid and the Kb of the weak base. \[NH_4NO_{3(s)} \rightarrow NH^+_{4(aq)} + NO^-_{3(aq)}\]. Are there tables of wastage rates for different fruit and veg? Acid strength of alcohols in decreasing order: alkyl->primary alcohols>secondary alcohols>>tertiary alcohols. The pH scale, Q:Rank the following in terms of basicity (base strength) from Does the central atom lack an electron pair? We will first draw ICE table and then, Q:Write the net ionic equation for the hydrolysis reaction that occurs when sodium Base. Calculate Ka for the acid. Connect and share knowledge within a single location that is structured and easy to search. As per the definition, a compound or molecule that can donate electrons to form bonds is considered a Lewis base. A solution of this salt contains sodium ions and acetate ions. Which ball is in the air for a longer time? A 0.015 M solution of hydrogen cyanate, HOCN, has a pH of 2.67. C. acidic, because of the hydrolysis of CH 3 NH 3+ ions. Write abalanced chemical equation showing how, A:(a) NH4Cl + HOH ==> NH4OH + HCl You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Use 4.0 [latex]\times [/latex] 1010 as Ka for HCN. A 0.10 M solution of chloroacetic acid, ClCH2COOH, has a pH of 1.95. (a) sulfate ion (b) citrate ion. However, the conjugate base of the weak acid is a weak base and ionizes slightly in water. What is the point of Thrower's Bandolier? View this solution and millions of others when you join today! While Na+ will not hydrolyze, OCl- will (remember that it is the conjugate base of HOCl). Classify the following salts as acidic, basic or neutral: (a) NaF (b) BaBr2 (c) CH3NH3NO3. This relation holds for any base and its conjugate acid or for any acid and its conjugate base. To find- the answer is neutral, basic, acidic, acidic and i am not sure why, what is the rule for figuring this out? Why does it seem like I am losing IP addresses after subnetting with the subnet mask of 255.255.255.192/26? The pH is 13.33. Hydrolyze salts to make that determination. Ionic equilibrium deals with the equilibrium involved in an ionization process while chemical equilibrium deals with the equilibrium during a chemical change. You can ask a new question or browse more chemistry questions. Be sure to include the proper phases for all species within the reaction. Q:What is the pH and the concentrations (of all species) in a 0.075 M solution of Na2S? Question. \(\dfrac{x^2}{0.2-x} = \dfrac{1*10^{-14}}{1.8 \times 10^{-5}}\). Assume, Q:Based on the pH measured for the solution of(NH4)2CO3, is NH4+ is a stronger acid or is CO23, A:Given: O a. Expert Answer 100% (2 ratings) CH3NH3NO3 is a salt produced by the neutralization reaction between methyl amine CH3NH2 (a weak base) and ni View the full answer Previous question Next question Depending upon the type of molecule it is reacting with, it exhibits its acidic or basic property. Q:Explain the bond formation between NH3 and Ni2+ in terms of Lewis acid-base theory. Look up Ka and Kb, substitute, convert H to pH and you have your answer. Determine if the following salt is neutral, acidic or basic. But they can be handled the exact same way as other salts, just with a bit more math. Yes, they're bigger and "badder" then most other salts. CI O CH4 thumb_up 100%. $pOH = -log [OH]$; $log_{10} 0.025 = 1.6$; $14-1.6 > 12$. It is the weak conjugate base of Strong Acid HNO3. You mean : $\ce{Ca(OH)2_\mathrm{(aq)} <=>Ca(OH)^+_\mathrm{(aq)} + OH^-_\mathrm{(aq)}}$ , so: $$[\ce{OH-}]=[\ce{Ca(OH)2}] = \frac{1.9}{74}=\pu{0.025M}$$. Q:When lithium oxide 1Li2O2 is dissolved in water, the solution turns basic from the reaction of the, A:Acid base theory- \(NaOCl _{(s)} \rightarrow Na^+_{(aq)} + OCl^-_{(aq)}\). Calculate Ka for the acid. Ball 222 Chose if that solution is acidic,, Q:Methylamine, CH3NH2, is a weak base. . D. basic, because of the ionization of CH 3 NH 2. Then write the Lewis formulas of the reactants and products and identify each reactant as a Lewis acid or a Lewis base. Well, that rhymed. If the salt comes from a STRONG acid and weak base, the pH will be acidic (<7) If the salt comes from s STRONG base and a weak acid, the pH will be basic (>7) Question: Is calcium oxidean ionic or covalent bond ? vegan) just to try it, does this inconvenience the caterers and staff? (a) What is the hydronium ion concentration in the solution? Question = Is IF4-polar or nonpolar ? It is isolated as aniline hydrochloride, [latex]\left[{\text{C}}_{6}{\text{H}}_{5}{\text{NH}}_{3}{}^{\text{+}}\right]\text{Cl}[/latex], a salt prepared by the reaction of the weak base aniline and hydrochloric acid. Q:NH3 contains no OH- ions, and yet its aqueous solutions are basic. Now, NO3- won't attract an H+ because it is usually from a strong acid. Having an MSc degree helps me explain these concepts better. When Methanol reacts with other compounds, it dissociates into cation and a hydroxide. Determine if the following salt is neutral, acidic or basic. NaHCO3 is a base. What this means is that the aluminum ion has the strongest interactions with the six closest water molecules (the so-called first solvation shell), even though it does interact with the other water molecules surrounding this [latex]\text{Al}{\left({\text{H}}_{2}\text{O}\right)}_{6}{}^{3+}[/latex] cluster as well: [latex]\text{Al}{\left({\text{NO}}_{3}\right)}_{3}\left(s\right)+6{\text{H}}_{2}\text{O}\left(l\right)\longrightarrow \text{Al}{\left({\text{H}}_{2}\text{O}\right)}_{6}{}^{3+}\left(aq\right)+3{\text{NO}}_{3}{}^{\text{-}}\left(aq\right)[/latex]. It works according to the reaction: [latex]\text{Mg}{\left(\text{OH}\right)}_{2}\left(s\right)\rightleftharpoons {\text{Mg}}^{2+}\left(aq\right)+2{\text{OH}}^{\text{-}}\left(aq\right)[/latex], The hydroxide ions generated in this equilibrium then go on to react with the hydronium ions from the stomach acid, so that, [latex]{\text{H}}_{3}{\text{O}}^{\text{+}}+{\text{OH}}^{\text{-}}\rightleftharpoons 2{\text{H}}_{2}\text{O}\left(l\right)[/latex]. pOH =, Q:When hydrogen chloride reacts with ammonia ammonia chloride is formed. Learn more about Stack Overflow the company, and our products. What is the pH of a 0.083-M solution of CN? @AdnanAL-Amleh pH+pOH is roughly 14. Electrical conductivity measurements at 20C show that 0.98% of the ethylamine has reacted with water. A solution of a weak acid reacts with a solution of a strong base to form the conjugate base of the weak acid and the conjugate acid of the strong base. from which acid and which base. In general, salts where the anion is not a base and the cation is the conjugate acid of a weak base (in this case, CH 3 NH 2 is a weak base and CH 3 NH 3+ is its conjugate . I. Expert Solution. It would be a basic salt. Calcium chloride is the salt of hydrochloric acid and calcium hydroxide. HO We frequently see the formula of this ion simply as Al3+(aq), without explicitly noting the six water molecules that are the closest ones to the aluminum ion and just describing the ion as being solvated in water (hydrated). When the conjugate acid and the conjugate base are of unequal strengths, the solution can be either acidic or basic, depending on the relative strengths of the two conjugates. ammonium sulfite ((NH4)2SO3) sodium citrate (Na3C6H5O7) sodium hydrogen. Ka HAc = 1.8 x 10^-5 Complete each of the following equations. - H2CO3 Describe the geometries expected about the nitrogen atoms in this molecule. The aluminum hydroxide tends to cause constipation, and some antacids use aluminum hydroxide in concert with magnesium hydroxide to balance the side effects of the two substances. This reaction produces a hydronium ion, making the solution acidic, lowering the pH below 7. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. The beneficial bacteria feed on starches in the cucumber and produce lactic acid as a waste product in a process called fermentation. Pickling is a method used to preserve vegetables using a naturally produced acidic environment. The concentration of C6H5CH2COOH [C6H5CH2COOH] =. Polar "In chemistry, polarity i Is CH3NH3NO3 an acid or base or neutral ? New Questions About Fantasy Football Symbols Answered and Why You Must Read Every Word of This Report. Which solution has the higher pH, a 0.001 M solution of NaOH or a 0.001 M solution of Ba(OH)2? (pK, = 9.1) and the following equilibrium, A:Here we have to differentiate between Lewis acid and Bronsted acid behavior of different acid. Be sure to include the proper phases for all species within the reaction. In chemistry, a salt is an ionic compound that can be formed by the neutralization reaction of an acid and a base. Assume, A:Strongest base: CH3NH2Middle base: NaCN, Weakest base: NaCl, Q:Write the salt hydrolysis equation for the following salts and classify them as acidic, The sodium ion, as the conjugate acid of a strong base, has no effect on the acidity of the solution. Question: Classify each salt as acidic, basic, or neutral. To be honest, it is a tricky question, but to answer it in one line, I would say it is as acidic or basic as water. A 0.47M aqueous solution of butylamine has a ph of 12.13. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); A lot of students get confused when asked if Methanol is an, However, This alcohol exhibits weak acidic properties because the CH3 group and OH functional group leads to releasing negative ions in the. To calculate :- 2. A 0.10 M solution of chloroacetic acid, CICH2CO2H, has a pH of 1.95. Depending on the acid-base properties of its component ions, a salt can dissolve in water to produce a neutral solution, a basic solution, or an acidic solution. Weak Acid is HA and strong base is NaOH. Write, A:Therearethreeoxidesinthisquestion,bothmetal oxide, andnon-metaloxides,andtheystart, Q:Quinoline, C9H7N (MW = 129, pKb= 9.5) is used as a preservative for anatomical specimens and to, A:1- First calculate the OH-ion concentration : The following four situations illustrate how solutions with various pH values can arise following a neutralization reaction using stoichiometrically equivalent quantities: Our stomachs contain a solution of roughly 0.03 M HCl, which helps us digest the food we eat. This conjugate base is usually a weak base. The value of Kb can be calculated from the value of the ionization constant of water, Kw, and Ka, the ionization constant of the conjugate acid of the anion using the equation: For the acetate ion and its conjugate acid we have: [latex]{K}_{\text{b}}\left(\text{for}{\text{CH}}_{3}{\text{CO}}_{2}{}^{\text{-}}\right)=\frac{{K}_{\text{w}}}{{K}_{\text{a}}\left(\text{for}{\text{CH}}_{3}{\text{CO}}_{2}\text{H}\right)}=\frac{1.0\times {10}^{-14}}{1.8\times {10}^{-5}}=5.6\times {10}^{-10}[/latex]. It's still just a salt. The easiest way to tell is to look at each salt and determine how it was made, i.e.
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