B

A. refraction
B. Diffraction
C. angle of reflection
D. angle of incidence

Describe what happens to the molecules as water goes from ice to liquid to vapor. be sure to explain what happens to the temperature during the phase changes.

What information does a complete ionic equation give that the balanced equation doesn’t show?

Use the periodic table to find the molar mass of each element. molar mass h = g/mol molar mass s = g/mol molar mass o = g/mol