Chemistry, asked by wasiqathegreat, 9 months ago

what is the amount of heat needed to melt 2 kg of ice at its melting point when the latent heat of ice is 80 cal/g. (1 cal = 4.184J)

Answers

Answered by lovcym

1

Answer:669.4KJ

Explanation:

2Kg=2000g

Heat= m×∆H

=2000×80

=160000cal

1 Cal=4.184J

Heat=160000×4.184

=669440J

=669.44KJ

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