What is the final temperature after 840 calories is absorbed by 10.0 g of water at 25.0 °C? The specific heat of water is 1 calorie/gram °C.

How much would the freezing point of water decrease if 4 mol of nacl were added to 1 kg of water (kf=1.86 degrees c/(mol/kg) for water and i=2 for nacl a- 7.44 degrees c b- 14.88 c 3.72 d 1.86