Question

Which of the following reactions is an endothermic
reaction?
(a) Burning of coal.
(b) Decomposition of vegetable matter into compost.
(c) Process of respiration.
(d) Decomposition of calcium carbonate to form quick
lime and carbon dioxide.
1​

Answer 1

Answer:

The endothermic reaction is (iv) decomposition of calcium carbonate to form quick-lime and carbon dioxide.

Explanation:

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