The change ininternal energy for the combustion of 10 mol

Reference no: EM13636478

a) How much heat is required to warm 1.60 kg ofsand from 26.0C to 100.0 C?

b) A system releases 410 kJ ofheat and does 135 kJ of work on the surroundings. What is thechange in internal energy of the system in kJ?

c) The change ininternal energy for the combustion of 1.0 mol of octane at apressure of 1.0 atm is 5084.3 kJ. If the change in enthalpy is5074.3 kJ, how much work is done during the combustion?

Reference no: EM13636478

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