Question

A substance X which is used as an antacid reacts with dilute HCl to produce a gas Y, which is used in one type of fire extinguisher.
1) name the substance X and gas Y.
2) write a balanced chemical equation for the above reaction.

Answer 1

X. magnesium chloride
Y. Carbon dioxide






2MgCl+2 HCL = 2 cl + co2