Chemistry, asked by ikramhibba5858, 1 year ago

the concentration of ozone in the stratosphere is about ____ ppm
a. 10-20
b. 20-30
c. 30-40

Answers

Answered by shaivyvi75

3

b)20-30

Mark me as Brainlest

Answered by kailashbhaluni9

1

Explanation:

20 -30 ppm is the correct answer.

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