What mass of CO2 could be produced from 14.8 g of C2H5OH? Assume C2H5OH is the limiting reactant.
What mass of O2 would be consumed?
What mass of H2O would be produced?
A sample of ammonium nitride ((NH4)3N) has a mass of 3.22 g.
(a) How many NH4+ ions are present?
ions
(b) How many N3- ions are present?
ions
(c) What is the mass in grams of one formula unit of (NH4)3N?
2 answers
mass ammonium nitride ((NH4)3N) = 3.22 g.
mols [(NH4)3N] = 3.22/68 = 0.0474
NH4^+ ions = 3 x 0.0474
N^- = 1 x 0.0474
68 frm above.
mols [(NH4)3N] = 3.22/68 = 0.0474
NH4^+ ions = 3 x 0.0474
N^- = 1 x 0.0474
68 frm above.
1 answer