Question

Why is respiration considered an exothermic reaction?

Answer 1

Respiration is considered as exothermic reaction because energy is released in this process. Glucose combines with oxygen present in our cells to form carbon dioxide and water along with energy. Respiration is considered as exothermic reaction because energy is produced during this process.Apr 8, 2017

Answer 2

$\huge\bf{\red{\mid{\overline{\underline{Answer:}}}\mid}}$

Respiration is the most important biochemical reaction which releases energy in the cell.

$\huge\bf{\blue{\mid{\overline{\underline{Explanation}}}\mid}}$

When we breathe in air, oxygen enters our lungs. It binds itself to haemoglobin present in red cells and each carried to millions of cell present on the body. Respiration occurs in the cells and is accompanied by the combustion of glucose producing carbon dioxide, water and energy.

$\huge\bf{\green{\mid{\overline{\underline{Reaction}}}\mid}}$

C6H12O6 (s) + 6O2(g) ------> 6CO2(g) + 6H2O(l) + 2820kJ