The mole fraction of helium in a saturat...

The mole fraction of helium in a saturated solution at `0^(@)C` is `1.2xx10^(-6)`. Find the pressure of helium above the solution. Henry's law constant is `6.8xx10^(-6)"atm"^(-1)`

1.176atm

0.716atm

0.176atm

0.567atm

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