The mass of an ice cube in a dish is 3 grams. what is the mass of the melted ice cube in the same dish mast likely to be

Lets say that an object of a certain volume has a certin mass. what happens to its mass when you double its volume?

What happens to the light rays when they hit the specimen?

Arigid tank is divided into two equal parts by a partition. one part of the tank contains 3 kg of compressed liquid water at 400 kpa and 60°c while the other part is evacuated. the partition is now removed, and the water expands to fill the entire tank. determine the entropy change of water during this process, if the final pressure in the tank is 40 kpa. use steam tables.