The solubility of nitrogen gas at 25 °C and 1 atm is 6.8 × 10 -4 mol/L. If the partial pressure of nitrogen gas in air is 0.76 atm, what is the concentration (molarity) of dissolved nitrogen?
A. 6.8 × 10 -4 M
B. 5.2 × 10 -4 M
C. 4.9 × 10 -4 M
D. 3.8 × 10 -4 M
E. 1.1 × 10 -5 M
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