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Chemistry
Chemistry
Problem
O
2
\text{O}_2
O
2
is collected over water at
20
C
20^{ }\text{C}
2
0
C
. The pressure inside shown by the gas is 740 mm of Hg. What is the pressure due to
O
2
\text{O}_2
O
2
alone if V.P. of
H
2
O
\text{H}_2\text{O}
H
2
O
is 18 mm at
20
C
20^{ }\text{C}
2
0
C
?
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