The burning of coal represented by the equation; C(s)+O_2(g) CO_2(g). The rate of this reaction is increased by:

JEE Main Chemistry question

The burning of coal represented by the equation; . The rate of this reaction is increased by:

Answer: (B)

Powdering the coal increases its exposed surface area, allowing more contact between solid carbon and oxygen gas, which increases the rate of this

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Question ID VK-144510