What is the molar mass of acetylene gas if the density at STP is 1.16g/L at STP? Pls )

The continuous release of nuclear energy caused when one fission reaction triggered more nuclear reactions is a

Nonpoint source pollution is difficult to control because it

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?