Answer:
The correct answer is the option: 2.NaNO3
Step-by-step explanation:
Hello! Let's solve this!
The reaction between nitric acid (HNO3) and a solution of sodium hydroxide (NaOH) is:
HNO3 + NaOH ---> H2O + NaNO3
The equation is already balanced and the salt formed is called potassium nitrate.
We conclude that the correct answer is the option: 2.NaNO3