TABLE 13.1 Solubilities of Gases in Water at 20 °C, at 1 atm Gas Pressure Molar Mass Gas (g/mol) Solubility (M) N2 28.0 0.69 x 10-3 O2 32.0 1.38 x 10-3 Ar 39.9 1.50 x 10-3 Kr 83.8 2.79 x 10-3

Chemistry
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Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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The partial pressure of O2 in air at sea level is 0.21 atm. Using
the data in Table 13.1, together with Henry’s law, calculate
the molar concentration of O2 in the surface water of
a mountain lake saturated with air at 20 °C and an atmospheric
pressure of 650 torr.

TABLE 13.1 Solubilities of
Gases in Water at 20 °C, at
1 atm Gas Pressure
Molar Mass
Gas
(g/mol)
Solubility (M)
N2
28.0
0.69 x 10-3
O2
32.0
1.38 x 10-3
Ar
39.9
1.50 x 10-3
Kr
83.8
2.79 x 10-3
Transcribed Image Text:TABLE 13.1 Solubilities of Gases in Water at 20 °C, at 1 atm Gas Pressure Molar Mass Gas (g/mol) Solubility (M) N2 28.0 0.69 x 10-3 O2 32.0 1.38 x 10-3 Ar 39.9 1.50 x 10-3 Kr 83.8 2.79 x 10-3
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