Asked by Ellie

What is the heat required in kilocalories to convert 2 kg of ice at 0°C completely into steam at 100°C?

-80 Calories
-1440 Calories
-4186 Calories
-540 Calories

Thanks!


Answered by bobpursley
add the heat of fusion, heat of heating, and the heat of vaporization:

heat=2 *80+2 *1*100+ 2*540
= 160+200+1080

add them up
Answered by Aviral
Thanks this answer is very useful and easy to understand
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