Question

Write true or false . Rewrite the false statements correctly . 1) Carbon burns in the presence of air to from carbon dioxide 2) In complete combustion , a lot of heat and light is produced . 3) Water is the best extinguisher for fires involving electrical equipments . 4) Alcohol , CNG and LPG are inflammable substances . 5) Greater the calorific value , better is the fuel . 6) Magnesium is a non - combustible metal . 7) Carbon dioxide is an excellent fire extinguisher ​

Answer 1

Answer:

1) carbon dioxide-carbon monoxide

2) incomplete combustion-complete combustion

3) best-worst

4) inflammable substances-fuels

5) greater-lower

6) magnesium-alluminium

7) this sentence is already correct

Answer 2

Explanation:

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