2.1 g of graphite is burnt in a bomb calorimeter in excess of oxygen at 298K and 1 atmospheric pressure .During the reaction, temperature rises from 298K to 299K. If the heat capacity of the bomb calorimeter is 20.7kJ/K, what is the enthalpy change for the above reaction at 298k and 1 atm?

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Q. 1 g of graphite is burnt in a bomb calorimeter in excess of oxygen at 298 K and 1 atmospheric pressure according to the equation

C (g r a p h i t e) + O_{2} (g) \to {C O}_{2} (g)

During the reaction, temperature rises from 298 K to 299 K. If the heat capacity of the bomb calorimeter is 20.7 kJ/K, what is the enthalpy change for the above reaction at 298 K and 1 atm?

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In a constant volume calorimeter, $3.5 g$ of a gas with molecular weight 28 g/mol was burnt in excess of oxygen at $298 K$ . The temperature of the calorimeter was found to Increase from $298 K$ to $298.45 K$ due to the combustion process. Given that the heat capacity of the calorimeter is $2.5 k J / K$ . The Numerical value for the enthalpy of combustion of the gas in kJ/mol is

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Q. In a constant volume calorimeter,

3.5 g

of a gas with molar mass

28

was burnt in excess oxygen at

298 K

. The temperature of the calorimeter was found to increase from

298.0 K

298.45 K

. If the heat capacity of the calorimeter is

2.5 k J / K

, the numerical value of the heat of combustion of the gas in kJ/ mol is ________.

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