Question

A.A.when calcium carbonate is heated it decompose to give calcium oxide and carbon dioxide.R. The decomposition reaction take place on application of heat therefore it is an endothermic reaction​


a) If both a and r are true and r is correct explanation of a.
b)if both a and r are true and r is not correct explanation of a
c) if a is true and r is false
d) if A is false but are is true or both are false ​​

Answer 1

Answer:

a) If both a and r are true and r is the correct explainition of a

Explanation:

decomposition of calcium carbonate is an endothermic reaction