A lot of dry powder of one of the following chemicals can be released over a fire to extinguished it. This chemical is:
plaster of Paris
baking soda
washing soda
bitumen

Academic Chemistry NCERT Class 8

Correct Answer: B. baking soda

Explanation: To obtain carbon dioxide for extinguishing a fire is to release a lot of dry powder of chemicals like sodium bicarbonate(baking soda) or potassium bicarbonate over the fire.

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Updated on: 10-Oct-2022

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