Table of Contents
Choose the correct options for the following questions.
Ozone gas has boiling point:
Difficulty: Easy
A:
Low
B:
High
C:
Medium
D:
Highest
Amount of ozone in atmosphere is expressed in units:
Difficulty: Easy
A:
Kilograms
B:
$cm^{3}$
C:
Molarity
D:
DU
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