`CaCI_(2).6H_(2)O(s)hArrCaCI_(2)(s)+6H_(2)O(s)` `K_(p)=6.4xx10^(-17) atm^(6)` Excess solid `CaCI_(2).6H_(2)O "&" CaCI_(2) "are taken in a container containing some water vapours at a pressure of "1.14 "torr at a particular temp"`.A. `CaCI_(2)(s)` acts as drying agent under given condition.B. `CaCI_(2)(s)` acts as hydrosceopic substance given condition.C. `CaCI_(2)6H_(2)O(s)` acts as effuoroscent substance.D. Mass of `CaCI_(2).6H_(2)O(s)` increases dueto some reaction.

`CaCI_(2).6H_(2)O(s)hArrCaCI_(2)(s)+6H_(2)O(s)` `K_(p)=6.4xx10^(-17) a

1.	`CaCI_(2).6H_(2)O(s)hArrCaCI_(2)(s)+6H_(2)O(s)` `K_(p)=6.4xx10^(-17) atm^(6)` Excess solid `CaCI_(2).6H_(2)O "&" CaCI_(2) "are taken in a container containing some water vapours at a pressure of "1.14 "torr at a particular temp"`.A. `CaCI_(2)(s)` acts as drying agent under given condition.B. `CaCI_(2)(s)` acts as hydrosceopic substance given condition.C. `CaCI_(2)6H_(2)O(s)` acts as effuoroscent substance.D. Mass of `CaCI_(2).6H_(2)O(s)` increases dueto some reaction.
Answer» Correct Answer - C Equilibrium partial pressure of `H_(2)O(g)=(24xx10^(-18))=2xx10^(-3)atm=1.52` torr

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