Question

1. why is respiration considered as an exothermic process ?
2. on what basis is a chemical equation balanced ?

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Answer 1

Answer:

1. why is respiration considered as an exothermic process ?

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Answer:- Carbolydrates present in food are broken down to form glucose. This glucose combines with oxygen in the cells of our body and provides energy. This reaction is known as respiration. hence,respiration is considered as an exothermic reaction.

2. on what basis is a chemical equation balanced

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Answer :- Law of conservation of mass forms the basis of balancing chemical equations. In a balanced chemical equation, the number of atoms of each element is equal on both sides of the equation

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