pH

Practice Questions

GRE Subject Test: Chemistry › pH

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1

Considering the $K_{a}$ for acetic acid $(CH_{3}COOH)$ is $1.8\times10^{-5}$ , what is the $K_{b}$ for acetate $(CH_{3}COO^{-})$ ?

2

Considering the of (hydrofluoric acid) is $6.8\times10^{-4}$ , what is the of the base ?

3

What is the molarity of a solution that has a pH of ?

4

What is the pH of a $2.0*10^{-4} M$ solution of ?

5

What is the pH of a $0.05 \textup{ M}$ solution of ?

6

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If $3.11\times10^{-4}\ moles$ of is reacted with $5.71\times10^{-4}\ moles$ of , what is the pH if the total volume of the solution is 1 liter ?

7

Calculate the Ka for $HNO_{2}$ .

8

Determine the pH of a $0.12\ M$ solution of .

9

What is the pH of a solution in which $H^{+}$ concentration is $1.2\times10^{-8}M$ ?

10

What is the pH of a solution with a pOH of ?

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