Acids and Bases; Bronsted$-$Lowry Concepts

For each of the following problems:

a$)$ Write a reaction equation.

b$)$ Label reactants as acid or base and products as conjugate acid or conjugate base.

c$)$ Predict whether reactants or products are favoured.

Sodium benzoate is often used as a preservative. Write the equation for $Na{C}_6{H}_5\frac{C}{O}O($s$)$ dissolving in a solution of $NaHS{O}_4(aq).$

A household ammonia solution is mixed with a solution of nitrous acid.

Nitric acid and potassium hydroxide solutions are mixed.

Sodium sulfate is dissolved into a solution of sulfurous acid

In solution, the poisonous gas $H_{2}S(g),$ which is sometimes found in natural gas, reacts with carbonate ions.

Vinegar, a dilute ethanoic acid solution, is used to neutralized sodium hydroxide