Why does ice have a different density than liquid water?

A. It has a different amount of space between molecules.

B. It has several different kinds of molecules.

C. It has more molecules.

D. It has lighter molecules.

How much heat is released upon converting one mole of steam (18.0 g) from 100.0 ∘c to water at 25.0 ∘c? show work and constants, trying to figure out how it works. only given the heat capacity for steam and water so try to only use that

Which best explains why an iceberg floats?

The chart shows the bid provided by four contractors to complete a job. which contractor is the most cost-effective?