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Standard VI
Chemistry
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What is ppm?
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What is ppm?
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Similar questions
Q.
What is the total hardness of water containing 68 ppm of
C
a
S
O
4
and 19 ppm of
M
g
C
l
2
?
Q.
What will be the hardness of
10
5
grams
water sample containing
16.2 grams of Ca(
H
C
O
3
)
2
?
Q.
What do you understand by ppm?
Q.
A water sample contains 81 ppm of
C
a
(
H
C
O
3
)
2
, 73 ppm of
M
g
(
H
C
O
3
)
2
, 68 ppm of
C
a
S
O
4
and 60 ppm of
M
g
S
O
4
. What is the hardness of the Water sample? (Atomic weights of calcium, magnesium and sulphur are respectively 40, 24 and 32).
Q.
The content of the carbon dioxide in the air is 500 ppm(parts per million). What is the content of Oxygen in the air ?
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Standard VI Chemistry
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