1.Calculate the number of Li atoms (NLi) in 9.5 mol of Li.
2.Calculate the number of CO2 molecules (NCO2) in 0.0196 mol of CO2.
3.Calculate the number of moles of Cu (nCu) in 5.7×1021 atoms of Cu.
4.Calculate the number of moles of C2H6 (nC2H6) in 4.15×1023 molecules of C2H6.
5.How many moles of C are present in 0.746 mol of Benadryl?
6.How many moles of H are present in 2.25 mol of Benadryl?
7.How many moles of N are present in 1.64 mol of Benadryl?