The Henry's Law Constant for Helium Gas in Water at 30

question 66

Multiple Choice

The Henry's law constant for helium gas in water at 30 °C is 3.70 × $10 ^ { - 4 }$ mol L^-1 bar^-1.When the partial pressure of helium above a sample of water is 0.450 bar,the concentration of helium in the water is ________ mol L^-1.

• A)1.22 × 10³
• B)8.22 × 10^-4
• C)1.67 × 10^-4
• D)0.45
• E)3.70 × 10^-4

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