*I only need solutions for these questions*
1. How much heat must be absorbed by 25g of ice at 0°C to change it to water without a change in temperature?
Answer = 2.0kcal
2. A glass weighing 25g contains 75g of water at 27°C. how much ice will be needed to bring the temperature to 5°C?
Answer = 20.71g© BrainMass Inc. brainmass.com December 15, 2022, 8:19 pm ad1c9bdddf
1. The formula for phase change is:
Q = mL
where L is the latent heat of fusion of water = 334 J/g
Q = 25(334)
Q = 8350 J
Since 1 ...
This posting contains the solution to the given problems.