A gas occupies a volume of 2 ml at 20 C IF the volume increases to 80 ml what is the new temperature?

What are the first two quantum numbers for the electrons located in subshell 4d? what are the first three quantum numbers for the electrons located in subshell 2s? how many electrons can be held in a sublevel l = 3? how many electrons can be held in the energy level n = 4? how many electrons in an atom can share the quantum numbers n = 4 and l = 3?

How many grams of mgbr2 are needed to produce 75g or metal?

The compound formed from 2 atoms of hydrogen and one atom of oxygen is