How much heat is needed to melt 80 g of water

i dont know but this may help :-) best of luck

Explanation:

f 1 g of water (at 0 degrees Celsius) gives away 80 calories, it will freeze and its final temperature will be 0. Boiling water at 100 degrees Celsius: 540 calories would be needed  as to turn 1 gram (at 100 degrees Celsius) of water to steam.

the answer is c

tell me if wrong