Acids and Bases Review

Given the reaction below, what is/are the product/s?

HCl(g) + H₂O(l) → H₃O⁺(aq) + Cl^-(aq)

• H₂O(l)

• H₃O⁺(aq)

• HCl(g) and H₂O(l)

• H₃O⁺(aq) and Cl^-(aq)

Tags

NGSS.HS-PS1-7

The solution from the reaction below is _________.

HCl(g) + H₂O(l) → H₃O⁺(aq) + Cl^-(aq)

• Acidic

• Neutral

• Basic

What is the value of [H₃O⁺] if [OH^-] = 2.00 x 10^-4 M?

• 2.00 x 10¹⁰ M

• 2.00 x 10^-10 M

• 5.00 x 10¹¹ M

• 5.00 x 10^-11 M

Tags

NGSS.HS-PS1-7

Which of the following is the correct solution in finding the pH of a solution having a [OH^-] = 0.0003 M?

• pH = 10^-0.0003

• pH = 14 - (10^-0.0003)

• pH = -log (0.0003)

• pH = 14 - [-log (0.0003)]

Which chemical equation DOES NOT illustrate a chemical reaction between Brønsted-Lowry acid and a Brønsted-Lowry base?

• Zn(s) + CuSO₄(aq) → ZnSO₄(aq) + Cu(s)

• NH₃(aq) + H₂O(l) → NH₄(aq) + OH^-(aq)

• HNO₃(aq) + H₂O(l) → H₃O⁺(aq) + NO₃^-(aq)