Molar Mass
Molar Mass
Molar Mass
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Section 7.3 The <strong>Molar</strong> <strong>Mass</strong> of Compounds<br />
Calculate the molar mass for each of the following compounds (show work and units!):<br />
1.zinc oxide, ZnO<br />
2.magnesium chloride, MgCl2<br />
3.water, H 2 O<br />
4.carbon dioxide, CO 2<br />
5.ammonia, NH 3<br />
6.sodium hypochlorite, NaClO<br />
7.nitric acid, HNO 3<br />
8.magnesium chlorite, Mg(ClO 3 ) 2<br />
9.calcium nitrate, Ca(NO 3 ) 2<br />
10.silver oxide, Ag 2 O<br />
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Make the following conversions, using proper dimensional analysis, sig figs, units…and box<br />
your answers!<br />
11.Find the mass of 0.89 mol CaCl 2<br />
12.How many moles of PbSO 4 are in 158.1 grams<br />
13.Find the mass of 1.112 mol of HF.<br />
14.Determine the number of moles of C 5 H 12 that are in 362.8 grams.<br />
15.Find the mass of 0.159 mol of SiO 2 .<br />
16.How many moles of C 4 H 8 O 2 are in 12.35 grams<br />
17.Find the mass of 3.66 mol of N 2 .<br />
18.A bottle contains 663.8 g of KMnO 4 . How many moles of KMnO 4 does it contain
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