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Define Henry's Law constant ?...

Define Henry's Law constant ?

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The partial pressure of gas in vapour phase is directly proportional to the mole fraction of gas in solution
`P prop x`
`P = K_Hx` where `K_H` = Henry.s constant
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Knowledge Check

  • The partial pressure of nitrogen in air is 0.76 atm and its Henry's Law constant is 7.6 xx 10^4 atm at 300 K. What is the mole fraction of N_2 in the solution obtained when air is bubbled through water at 300 K.

    A
    `1 xx 10^4`
    B
    `2xx10^4`
    C
    `1xx10^(-5)`
    D
    `2xx10^(-5)`
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