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

Multiple Choice

The Henry's law constant for helium gas in water at 30°C is 3.70 × 10^-4 M/atm. When the partial pressure of helium above a sample of water is 0.650 atm, the concentration of helium in the water is __________ M.

A) 5.69 × 10^-4
B) 1.76 × 10³
C) 1.30
D) 2.41 × 10^-4
E) 3.70 × 10^-4