add the following energyies:
heat to heat ice at -10 to 0
heat to melt 20 g ice at 0C
Heat to heat water from 0C to 100C
heat to vaporize 20gwater at 100C.
heat to heat steam from 100C to 200C
how much heat is needed to change 20g of ice at negative 10 degrees c to water vapor at 200 degrees c
1 answer