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Calculate `Delta_(r)G^(@)` for `(NH_(4)Cl,s)` at 310K. Given :`Delta_(r)H^(@)(NH_(4)Cl,s)` =-314 kj/mol,`Delta_(r)C_(p)=0` `S_(N_(2)(g))^(@)=192 JK^(-1mol^(-1)),S_(H_(2)(g))^(@)=130.5JK^(-1)mol^(-1),` `S_(Cl_(2)(g))^(@)=233JK mol^(-1), S_(NH_(4)Cl(s))^(@)=99.5JK^(-1)mol^(-1)` All given data at 300KA. `-198.56kJ//mol`B. `-426.7KJ//mol`C. `-202.3KJ//mol`D. none of these |
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Answer» Correct Answer - a |
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