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Standard VI
Chemistry
Air Pollutants
Nearly 78
Question
Nearly 78% of air is made up of nitrogen.
A
False
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B
True
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Solution
The correct option is
B
True
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Similar questions
Q.
Nearly 78% of air is made up of nitrogen.
Q.
Air has three major components: nitrogen, oxygen, and argon. Given that one mole of air at sea level is made up of 78% nitrogen, 21% oxygen, and 1% argon, by volume. What is the density of air? Assume that gases behave in an ideal manner. (Atomic mass of argon is 40 amu)
Q.
Air is composed of 78% nitrogen and 21% oxygen. Hence, it is a compound.
Q.
Air has three major components: nitrogen, oxygen, and argon. Given that one mole of air at sea level is mole up of
78
nitrogen,
21
oxygen, and
1
argon, by volume. What is the density of air? Assume that gases behave in an ideal manner. (Atomic mass of argon is
40
a
m
u
)
Q.
Number of moles of nitrogen in 1 L of air containing 78%nitrogen by volume at STP will be
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