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How much heat (in kJ) is required to raise the temperature of 124.9 g of ethanol...

How much heat (in kJ) is required to raise the temperature of 124.9 g of ethanol (mw=46.07) from 30.24 °C to its boiling point of  78.37 °C and then vaporize it completely creating ethanol gas at the boiling temperature?
(specific heat = 2.46 J/g°C, ΔHvap = 48.6 kJ/mol)

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Answer #1

frost skep Q = mlp AT Q1 = (124.4) gx (2.46 ) x ( 12:37-30-24). 9. Q = 14788-13502 J Q = 142788 13502 KO. second step. Q = na

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