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Ammonium sulphide and ammonium selenide ...

Ammonium sulphide and ammonium selenide on heating dissociates as
`(NH_4)S(s) hArr 2NH_(3)(g) + H_(2)S(g) , k_(p1) = 9 xx 10^(-3) atm^(3)`
`(NH_4)_(2) Se(s) hArr 2NH_(3)(g) + H_(2)Se(g), K_(p2) = 4.5 xx 10^(-3) atm^(3)`.
The total pressure over the solid mixture at equilibrium is

A

0.15 atm

B

0.3 atm

C

0.45 atm

D

0.6 atm

Text Solution

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The correct Answer is:
C
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Knowledge Check

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