A reaction occurs between sodium carbonate and hydrochloric acid,producing sodium chloride,carbon dioxide,and water.Which is the correct set of coefficients,respectively,for the balanced reaction?
A)3 6 6 3 4
B)8 6 5 10 5
C)5 10 10 5 5
D)1 2 2 1 1
E)none of these

Question

Quizplus · Accepted Answer

The balanced chemical equation for the reaction between sodium carbonate and hydrochloric acid is:
Na2CO3 + 2 HCl → 2 NaCl + CO2 + H2O
The coefficients respectively are: 1 2 2 1 1. Therefore, the best choice is D.

A Reaction Occurs Between Sodium Carbonate and Hydrochloric Acid,producing Sodium