Explain how mass is conserved when a candle burns.

Explain which group an element with the electron configuration 1s2 2s2 2p6 3s2 3p6 3d1 4s2 belongs to.

Liv sheldon given the balanced equation for an organic reaction: c2h2 + 2cl2 → c2h2cl4 this reaction is best classified as *

Charles's law describes the relationship of the volume and temperature of gas at a constant mass and pressure. according to this law, what would happen to the temperature of the gas if its volume decreased from 1.0 l to 0.50 l?