1.Calculate the mass% of each element in:
a.table sugar C12H22O11 b.sodium carbonate
2.How many moles, formula units, and oxygen atoms are in the following ionic
compounds?
a.23.0 g of sodium carbonate
b.0.50 g of ammonium nitrate
3.Calculate the number of moles and molecules present in
a.22.0 g of chlorine
b.13.22 g of methane (CH4)
4.Calculate the mass in grams of
a.one carbon atom
b.22.012 x 1011 molecules of NO2
c.222.5 mol of zinc
Please help me with these problems!
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