Chemistry · 2010
NEET 2010 · Prelims · Code A · Q57
What is [ H^+] in mol/L of a solution that is 0.20 M in CH_3 COONa and 0.10 M in CH_3 COOH? K_a for CH_3 COOH =1.8 × 10^-5.
What is $\displaystyle \left[\mathrm{H}^{+}\right]$ in mol/L of a solution that is $\displaystyle 0.20$ M in $\displaystyle \mathrm{CH}_3 \mathrm{COONa}$ and $\displaystyle 0.10$ M in $\displaystyle \mathrm{CH}_3 \mathrm{COOH}$ ? $\displaystyle \mathrm{K}_{\mathrm{a}}$ for $\displaystyle \mathrm{CH}_3 \mathrm{COOH}=1.8 \times 10^{-5}$.
Official answer
(1)
$\displaystyle 9.0 \times 10^{-6}$
More from Equilibrium
- For the reaction A(g) ⇌ 2 B( g), the backward reaction rate constant is higher than the forward reaction rate constant by a factor of 2500, at 1000…2025
- Conjugate base for Brönsted acids H_2 O and HF are:2019
- A buffer solution is prepared in which the concentration of NH_3 is 0.30 M and the concentration of NH_4^+ is 0.20 M. If the equilibrium constant,…2011
- The solubility of AgCl(s) with solubility product 1.6 × 10^-10 in 0.1 M NaCl solution would be2016
- Find out the solubility of Ni(OH)_2 in 0.1 M NaOH. Given that the ionic product of Ni(OH)_2 is 2 × 10^-15.2020
- Which of the following salts will give highest pH in water?2014
- If the equilibrium constant for N_2( g)+O_2( g) ⇌ 2 NO(g) is K, the equilibrium constant for 1/2 N_2( g)+1/2 O_2( g) ⇌ NO(g) will be:2015
- Aqueous solution of which of the following compounds is the best conductor of electric current?2015
NEET (UG) 2010 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.