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WorksheetsStoichiometry Mole Conversions
Total questions: 20
Worksheet time: 53mins
What is the GFM of PbSO4?
303.27 g/mol
255.27 g/mol
163.87 g/mol
372.27 g/mol
How many molecules are in 2.5 moles of NaCl?
1.5 x1024 molecules
1.5 molecules
4.2 molecules
4.2 x10-24 molecules
You want to measure out 6.0 moles of epsom salt (MgSO4) to put in your bath. How many grams of MgSO4 is that?
3.6 x 1024 g
720 g
0.050 g
340 g
How many molecules are there in 31.8 moles of water?
5.28 x 10-23 molecules
1.91 x 1025 molecules
5.28x 10-25
1.91 x 1022
Determine the mass of 4.20 moles of C6H12
353 g
0.0499 g
337 g
2.53 x 1024 g
How many moles are in 98.3 grams of aluminum hydroxide, Al(OH)3?
1.26 moles
0.8 moles
7,670 moles
1.63 x 10-22 moles
To melt the ice, you throw 455 g of calcium chloride, CaCl2 onto the sidewalk. How many moles of CaCl2 did you throw?
50,500 moles
4.10 moles
7.56 x 10-22 moles
111 moles
Four students tried to balance the following Reaction:
Mg + Fe2O3 → MgO + Fe
Which student is correct?
3Mg + Fe2O3 → 3MgO + 2Fe
Mg + Fe2O3 → MgO3+ Fe2
2Mg + Fe2O2 → 2MgO + 2Fe
3Mg + 2Fe2O3 → 3MgO + 2Fe
48.86 g of cobalt is equal to how many moles of cobalt?
2879 moles
8.291 moles
.8291 moles
.829 moles
How many molecules of water (H2O) are in a 821.3 g sample?
45.58 molecules
8.232 x 1025 molecules
8.909 x 1027 molecules
2.744 x 1025 molecules
How many moles of sodium chloride are in a 321.8 g sample?
18810 moles
3.315 x 1024 moles
5.507 moles
4.767 moles
Approximately what volume is 1.2 x 1024 molecules of CO?
22.4 L
44.6 L
11.2 L
1.99 L
What is the GFM of table salt (NaCl)?
116.886 g/mol
35.453 g/mol
22.990 g/mol
58.443 g/mol
How many grams are in 0.375 mol KBr
39,10 g
44.625 g
0.003 g
56.525 g
A can of Coke has 39g of sugar. The formula for table sugar is C12H22O11. How many moles of sugar is in a can of Coke?
0.414 mol
0.314 mol
0.214 mol
0.114 mol
How many moles of N2 is needed to react with 6 moles of H2?
What is the total number of moles of H2O produced when 12 mole of NH3 is completely consumed?
What is the total number of moles of water needed to make 2.5 moles of C6H12O6?
