Multiple Choice
How do ozone molecules form in the atmosphere?
A) CFCs react with water vapor and O2 to form hydrogen gas and ozone.
B) Ultraviolet light from the sun reacts with water vapor to form hydrogen gas and ozone.
C) Ultraviolet light from the sun reacts with oxygen gas, which then reacts with other oxygen gas to form ozone.
D) CFCs react with oxygen gas, which then reacts with other oxygen gas to form ozone.
Correct Answer:

Verified
Correct Answer:
Verified
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