Question

The ice is 10 grams it’s temperature is 0 c.
If turned into gas with the temperature of 100 c. How many calories does it need to be heated.

Answer 1

Heat supplied is L

fusion

+McΔT+ML

vap

Q

1

=10×336+10×4.2×100+10×2260

Q

1

=30160 J or 7200 cal

Heat for calorimeter Q

2

=10×1×100=1000 cal

Q=Q

1

+Q

2

=8200 cal