Standard molar entropies of `Mg_((s)), C_((s)), MgO_((s))` & `CO_((g))` respectively are `S_(1), S_(2), S_(3)` & `S_(4)` J/K/mol. Then `DeltaS_(sys)` for
`MgO_((s))+C_((s)) rarr Mg_((s))+CO_((g))`

Delta S for the reaction , MgCO_(3)(s)rarr MgO(s)+CO_(2)(g) will be :

Delta S for the reaction , MgCO_(3)(s)rarr MgO(s)+CO_(2)(g) will be :

C_((s))+O_(2(g))rarr CO_(2(g))+Q is ………………….

Value of K_(p) in the reaction MgCO_(3(s))hArr MgO_((s))+CO_(2(g)) is :

If the standard molar enthalpy of formation of CaO_((s)), CO_(2(s)) and CaCO_(3(s)) is -635, -393 and -1207kJ "mol"^(-1) respectively, the Delta_r H^(o.) in kJ mol^(-1) for the reaction CaCO_(3(s)) rarr CaO_((s)) + CO_(2(g)) is

Balance the following chemical equations. ii) Fe_(2)O_(3(s))+C_((s))rarr Fe_((s))+CO_(2(g))

The following two reactions are known Fe_(2) O _(3 (s)) + 3 CO _((g )) to 2 Fe _((s)) +3 CO _(2 (g)) , Delta H =- 26.8 kJ//mol FeO _((s)) + CO _((g)) to Fe _((s)) +CO _(2 (g)), Delta H =- 16.5 kJ//mol The value of Delta H for the following reaction Fe _(2) O _(3 (s)) + CO _((g)) to 2 Feo_((s)) + CO _(2 (g)) is

For which one of the following reaction,the graph of Delta G against T is almost horizontal to temperature axis (А) C_((s)) + O_(2(g)) rarr CO_(2(g)) (В) 2C_((s)) + O_(2(g)) rarr 2CO_((g)) (с) 2CO_((s)) + O_(2(g)) rarr 2 CO_(2(g)) (D) 2Mg_((s)) + O_(2(g)) rarr 2 MgO_((s))

If the standard molar enthalpy of formation of CaO_((s)), CO_(2(g)) "and" CaCO_(3(s)) is -635, -393 "and" -1207 kJ mol^-1 respectively, the Delta_r H^@ in kJ mol^-1 for the reaction CaCO_(3(s)) to CaO_((s)) + CO_(2(g)) is ________ .