Multiple Choice
What is the [H3O+] of an aqueous solution measured to be 0.20 M in sodium acetate and 0.40 M in acetic acid? (Ka = 1.8 × 10-5)
A) 1.8 × 10-5 M
B) 9.0 × 10-6 M
C) 3.6 × 10-5 M
D) 7.2 × 10-5 M
E) 4.7 M
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q86: Determine the [C<sub>2</sub>H<sub>3</sub>O<sub>2</sub><sup>-</sup>] of the following aqueous
Q87: How many millilitres of 0.120 mol L<sup>-1</sup>
Q88: A weak acid has K<sub>a</sub> = 4.2
Q89: The following compounds are available as 0.10
Q90: What is the pH of an aqueous
Q92: How many mL of 0.200 M aqueous
Q93: What is the pH of a 1.0
Q94: Determine the pH of the following aqueous
Q95: If some NH<sub>4</sub>Cl is added to an
Q96: Twenty-five milliliters of 0.10 M HCl(aq)is titrated