Ammonia molecules are composed of carbon and sulfur and is used as a fertilizer. True

False

Which type of reaction always has an element and a compound as reactants

Mercury metal is poured into a graduated cylinder that holds exactly 22.5 ml the mercury used to fill the cylinder mass in 306.0 g from this information calculate the density of mercury

Which substance—wood or silver—is the better thermal conductor? a thermal conductor is a material that requires very little heat energy to change its temperature. explain your answer.