Statements given below are incorrect . Write the correct statements.
1) Oxygen is a combustible gas.
2) A substance burns in air, when its temperature is below the ignition temperature.
3)Coal is a renewable fuel.
4) Carbon monoxide in the air causes acid rain.
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Answer:
4) Carbon monoxide in the air causes acid rain.
Explanation:
Oxygen is a supporter of combustion. It is not flammable.
A substance burns in air, when its temperature is below the ignition temperature.
Coal is a non-renewable fuel.
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