Acompound contains two elements , sulfur and oxygen . in an sample of the compound , the mass of sulfur is 6.41 grams . the mass of the oxygen is 9.60 grams. what is the percentage composition of the compound ? show your work

If a polyatomic ionic compound has gained two hydrogen ions, then how does its name begin?

The diagram below shows the different phase transitions that occur in matter. which arrow represents the transition in which dew is formed?

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?