A white, water soluble polymeric solid ‘A’ on heating releases CO, gas. The residue is and reacts with acids to produce CO,. What is ‘A

A white, water soluble polymeric solid ‘A’ on heating releases CO,

1.	A white, water soluble polymeric solid ‘A’ on heating releases CO, gas. The residue is and reacts with acids to produce CO,. What is ‘A
Answer» `NaHCO_(3)` `KHCO_(3)` `LiHCO_(3)` `RbHCO_(3)` Solution :`NaHCO_(3)`is polymeric `Na_(2)CO_(3)+2HCIrarr2NaCI+H_(2)O+CO_(2)`