How many moles of nitrogen atoms and hydrogen atoms are present in 1.4 moles of (NH4)3PO4? mol of N atoms and mol of H atoms

One way that radioactive waste is treated is by burying it in repositories. the repositories are found only in states with very low populations. true or false? a. trueb. false(also i meant to put high school but it put down middle school instead)

The number of moles of a given mass of a substance can be found without knowing its molecular formula or molar mass. true false

When the mercury level in a barometer decreases that atmospheric pressure has