Chemistry, asked by chahak821, 2 months ago

Which of the following statement is or are incorrect *

Petroleum and natural gas are fossil fuel

Removal of oxygen is the only way of extinguish any fire.

Spontaneous is that type of combustion in which reaction occurs on its own without helping any heat.

The different fuels have different calorific value.

Answers

Answered by somalia31

0

Answer:

third sentence ( spontaneous) is incorrect

Explanation:

please mark me the brainliest

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