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Henry's law constant of oxygen 1.4xx10^-...

Henry's law constant of oxygen `1.4xx10^-3 molL^-1 atm^-1` at 298K. How much of oxygen is dissolved in 100 mL at 298K when partial pressure of oxygen is 0.5 atm?

A

1.4 g

B

3.2 g

C

22.4mg

D

2.24 mg

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