Multiple ChoiceIn the mole concept, how many particles (entities) are in exactly 1 mole of a substance?2views
Multiple ChoiceHow many molecules are present in 0.500 mole of N2O5? (Use NA=6.022×1023 molecules/mol.)2views
Multiple ChoiceIn CaCl2, how many moles of chlorine atoms are present in 1 mole of the compound?2views