Q. Combustion is a

  • (A) endothermic reaction
  • (B) exothermic reaction
  • (C) Chemical reaction
  • (D) Biological reaction
✅ Correct Answer: (B) exothermic reaction

Published by Deepak Sahoo ⭐ 11.23K Points at 08-Mar-2021 03:48 am in Science

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