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Science-Related Homework Help Chemistry Topic started by: Whelan on May 6, 2015



Title: The ozone molecules in the stratosphere absorb much of the ultraviolet radiation from the sun, prote
Post by: Whelan on May 6, 2015
The ozone molecules in the stratosphere absorb much of the ultraviolet radiation from the sun, protecting life on Earth. At a certain altitude, the temperature of the stratosphere is 240 K and the partial pressure of ozone is 1.4 × 10-7 atm. Calculate the number of ozone molecules present in 1.00 L of atmosphere at that altitude.
A) 2.1 × 1015 molecules of O3
B) 4.3 × 1015 molecules of O3
C) 8.0 × 1031 molecules of O3
D) 1.8 × 1032 molecules of O3


Title: Re: The ozone molecules in the stratosphere absorb much of the ultraviolet radiation from the sun, p
Post by: hbutler2 on May 23, 2015
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