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The unit to measure the quantity of Ozone in atmosphere is?

ADobson

BDalton

CCuolomb

Dnone

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Answer and explanation

Correct Answer: A: Dobson

Explanation: The correct answer is A: Dobson. The unit to measure the quantity of ozone in the atmosphere is the Dobson unit (DU). One Dobson unit represents a layer of pure ozone 0.01 mm thick at standard temperature and pressure.

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