Classify this chemical equation as a combination/synthesis , decomposition, single replacement, double replacement, or combustion. pb(s) + hg2so4(s) --> pbso4(s) +2 hg(l)

Explain that newton first law,second law and third law of motion?

How many moles are in 123.0 grams of kclo4?

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?