Answered

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1. How many joules of heat are necessary to melt 500 g of ice at its freezing point?

Please show work!

Sagot :

Answer:

40 kcal

Explanation:

Heat required to melt

1 g

of ice at

0°C

is approximately

80 cal

. This is also called latent heat of fusion of ice.

For

500 g

of ice

Q

=

500

g

×

80

cal

g

=

40000 cal = 40 kcal

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