9. Calculate the amount of enthalpy required to heat 25.0 g of solid benzene (C6H6) at -10°C to liquid
benzene at 20.0°C. Thermodynamic data for benzene: specific heat of solid benzene = 1.52 J/g-°C;
specific heat of liquid benzene = 1.73 J/g °C; melting point = 5.5°C; DHfus = 9.9 kJ/mol.

Question

04-10-2022
Chemistry

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9. Calculate the amount of enthalpy required to heat 25.0 g of solid benzene (C6H6) at -10°C to liquid
benzene at 20.0°C. Thermodynamic data for benzene: specific heat of solid benzene = 1.52 J/g-°C;
specific heat of liquid benzene = 1.73 J/g °C; melting point = 5.5°C; DHfus = 9.9 kJ/mol.

Sagot :

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