A `1.250 g` sample of octane `(C_(8)H_(18))` is burned in excess of oxygen in a bomb calorimeter. The temperature of calorimeter rises from `294.05 K` to `300.78 K`. If heat capacity of the calorimeter is `8.93 kJ K^(-1)`, find the heat transferred to calorimeter.

1.250 g of a sample of octane (C_(8)H_(18)) is burnt in excess of oxygen in a bomb calorimeter. The temperature of the calorimeter rises from 298 K to 304.73 K. If heat capacity of calorimeter is 8.93 kJ/K. Calculate the heat transferred. Also calculate Delta U and Delta H of the reaction at 298 K. The reaction involved is C_(8)H_(18(l)) + (25)/(2)O_(2(g)) rarr 8CO_(2(g)) + 9H_(2)O_((l)) .

When 1.0 gm of fructose C_(6) H_(12) O_(6) (s) is burnt in oxygen in a bomb calorimeter, the temperature of the calorimeter water increases by 1.56^(@)C . If the heat capacity of the calorimeter and its contents is 10.0 kJ//^(@)C . Calculate the enthalpy of combustion of fructose at 298 K.

When 1 g of graphite is completely burnt in a bomb calorimeter, the temperature of the bomb and water rises from 25^(@)C to 30.5^(@)C . If the heat capacity of the calorimeter is 5.96kJ*""^(@)C^(-1) , then the heat of combustion per mole of graphite at constant volume is-

One gram sample of NH_(4)NO_(3) is decomposed in a bomb calorimeter. The temperature of the calorimeter increases by 6.23K . The heat capacity of the system is 1.23kJ //g-deg . The molar heat of decomposition for NH_(4)NO_(3) is :

When a gas (molar mass =28g*mol^(-1) ) of mass 3.5 is burnt completely in presence of excess oxygen in a bomb calorimeter, the temperature of the calorimeter increases from 298 K to 298.45 K. the heat of combustion at constant volume for the gas (Given: heat capacity of the calorimeter =2.5kJ*K^(-1) ) is-

One gram sample of NH_(4)NO_(3) is decomposed in a bomb calorimeter. The temperature of the calorimeter increases by 6.12K . The heat capacity of the system is 1.23KJ//g//deg . What is the molar heat of decomposition for NH_(4)NO_(3) ?