1) Recognizing acid-base reactions. Write equations for the following acid-base reactions and predict (either by trends...
1) Recognizing acid-base reactions. Write equations for the following acid-base reactions and predict (either by trends or by checking pKa values) which side the equilibrium prefers:
a. CH3OH + NaNH2
b. HCl + H2O
c. KOCH3 + HCN
d. HCOOH + NaOH
Homework Answers
Generally in acid base equilibrium reactions, equilibrium favors weak acid/base with high pka.
A. Equilibrium shifts towards right side
B. Equilibrium shifts towards left side
C. Equilibrium shifts towards right side
D. Equilibrium shifts towards right side
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1) Recognizing acid-base reactions. Write equations for the
following acid-base reactions and predict (either by trends...
2) Predicting acid-base equilibrium. Write equations for the following acid-base reactions and predict (by trends) which...
2) Predicting acid-base equilibrium. Write equations for the following acid-base reactions and predict (by trends) which side the equilibrium prefers: a. CH3CH2OH + NaN(CH3)2 b. CH3NH3 + + CH3O c. CH3CHFCO2H + FCH2CH2CO2 - d. NaOH + H2S e. CF3CO2H + CH3CO2
For each of the acid-base reactions in Section, compare the pKa values of the acids on...
For each of the acid-base reactions in Section, compare the pKa values of the acids on either side of the equilibrium arrows and convince yourself that the position of equilibrium is in the direction indicated. (The pka values you need can be found in Section 2.3 or in Problem.) Problem: a. Which is a stronger base, CH3COO-or HCOO-? (The pKa of CH3COOH is 4.8; the p£a of HCOOH is 3.8.) b. Which is a stronger base, HO- or-NH2? (The pka...
Please write the net ionic equations for the following acid-base reactions. HCl reacting with NaOH NaHSO4...
Please write the net ionic equations for the following acid-base reactions. HCl reacting with NaOH NaHSO4 reacting with NaOH HCl reacting with NH3 NaHSO4 reacting with NH3 (potentially helpful information: HSO4(^-) is a weak acid. HCl and NaOH are strong electrolytes)
Questions: 1. Write balanced equations for each of the four different acid-base reactions in this experiment....
Questions: 1. Write balanced equations for each of the four different acid-base reactions in this experiment. Include phases (s, 1, g, aq) for reactants and products. Naoteit HChagj- NaOH agl+ NH2 (09) t HUiagy NHz 491 HadtNaa (a4) Hao t NaCats HCaHso (44) NH4 ca) + C211202a) t 2. How does the enthalpy of neutralization change when you switch from a strong acid to a weak acid with the same base? From a strong base to a weak base with...
Write the products of the following acid-base reactions: 1.) CO3 (2-) (aq) + H3O (+) 2.)NH3...
Write the products of the following acid-base reactions: 1.) CO3 (2-) (aq) + H3O (+) 2.)NH3 (aq) + H2O(l) 3.) NaOH(aq) + HCl(aq) 4.) HCl(aq) +H2O(aq) 5.)NaOH(aq) +H2O(l)
1) Write equations for the following Brønsted-Lowry acid-base reactions and indicate each conjugate acid-base pair. a)...
1) Write equations for the following Brønsted-Lowry acid-base reactions and indicate each conjugate acid-base pair. a) HClO3 + H2O b) H2SO4 + H2O c) OH- + HPO4 -2
1 a) Write the aqueous acid dissociation reactions for an acid and base dissociation reaction for a base according to th...
1 a) Write the aqueous acid dissociation reactions for an acid and base dissociation reaction for a base according to the Bronsted-Lowry definition b) Determine conjugate bases of acids and acids of bases c) Write the equilibrium expression for an acid or a base aqueous dissociation d) Evaluate strength of an acid or base based on its Ka or Kb or pKa or pKb. e) Apply Kw at 25oC and at different temperatures. f) Solve for the pH of strong...
The following are partial equations representing acid-base reactions. Looking carefully at the connectivity of the atoms...
The following are partial equations representing acid-base reactions. Looking carefully at the connectivity of the atoms shown in the equation and at the conjugate acid-base pairs found in the pKa table, construct structural formulas for the missing species designated by letters. Indicate the direction of the equilibrium in each case by the relative sizes of the reaction arrows. For each reaction draw an energy diagram indicating whether the reactants or the products are lower in energy.: this is the acid...
Write the net equations for the acid-base reactions that occur when aqueous solutions of the following...
Write the net equations for the acid-base reactions that occur when aqueous solutions of the following are mixed. (Use the lowest possible coefficients. Omit states-of-matter in your answer. Your reaction arrow may be either a right arrow (-->) or an equilibrium arrow (<=>), depending upon the value of Keq for the reaction. Do not forget about spectator ions. (a) acetic acid (CH3COOH) and ammonia (b) hydrochloric acid and sodium hydroxide (Please write the conjugate acid and base separately.) (c) KHSO4...
Write the net equations and determine the equilibrium constants for the acid-base reactions that occur when...
Write the net equations and determine the equilibrium constants for the acid-base reactions that occur when aqueous solutions of the following are mixed. (Use the lowest possible coefficients. Omit states-of-matter in your answer. Your reaction arrow may be either a right arrow (-->) or an equilibrium arrow (<=>), depending upon the value of Keq for the reaction. Use the Acid/Base Table. (a) acetic acid (CH3COOH) and ammonia, K= (b) hydrochloric acid and sodium hydroxide (Please write the conjugate acid and...
For each of the acid-base reactions in Section, compare the pKa values of the acids on either side of the equilibrium arrows and convince yourself that the position of equilibrium is in the direction indicated. (The pka values you need can be found in Section 2.3 or in Problem.) Problem: a. Which is a stronger base, CH3COO-or HCOO-? (The pKa of CH3COOH is 4.8; the p£a of HCOOH is 3.8.) b. Which is a stronger base, HO- or-NH2? (The pka...
Questions: 1. Write balanced equations for each of the four different acid-base reactions in this experiment. Include phases (s, 1, g, aq) for reactants and products. Naoteit HChagj- NaOH agl+ NH2 (09) t HUiagy NHz 491 HadtNaa (a4) Hao t NaCats HCaHso (44) NH4 ca) + C211202a) t 2. How does the enthalpy of neutralization change when you switch from a strong acid to a weak acid with the same base? From a strong base to a weak base with...
The following are partial equations representing acid-base reactions. Looking carefully at the connectivity of the atoms shown in the equation and at the conjugate acid-base pairs found in the pKa table, construct structural formulas for the missing species designated by letters. Indicate the direction of the equilibrium in each case by the relative sizes of the reaction arrows. For each reaction draw an energy diagram indicating whether the reactants or the products are lower in energy.: this is the acid...
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