NEW
Font size
WorksheetsChem--Ch.10 Mole Conversions
Total questions: 15
Worksheet time: 1hrs 15mins
What is the mass of 0.89 mol of CaCl2?
111 grams
0.008 grams
98.9 grams
none of the choices
A bottle of PbSO4 contains 158.1 g of the compound. How many moles of PbSO4 are in the bottle?
0.52 mol
303.3 mol
4.8 x 104 mol
none of the choices
You are given 12.35 g of C4H8O2. How many moles of the compound do you have?
none of the choices
88 mol
1086.8 mol
0.14 mol
What is the mass of 3.66 mol of N2?
28 grams
0.13 grams
102.5 grams
51.24 grams
What is the number of atoms that are in 0.58 mol of Selenium?
9.6 x 10-25 atoms
3.5 x 1023 atoms
45.8 atoms
none of the choices
How many moles of barium nitrate, Ba(NO3)2, contain 6.80 x 1024 formula units?
4.1 x 1048 mol
2.6 x 1022 mol
1.8 x 1027 mol
1.13 x 101 mol
What is the number of atoms that are in 1.25 mol of O2?
1.5 x 1024 atoms
7.5 x 1023 atoms
40 atoms
none of the choices
How many moles of ethane, C2H6, contain 8.46 x 1024 formula units?
1.4 x 101 mol
5.1 x 1048 mol
2.8 x 1023 mol
2.5 x 1026 mol
How many formula units are in 1.48 mol of NaF?
8.9 x 1023 formula units
2.5 x 10-24 formula units
62.2 formula units
3.5 x 10-2 formula units
How many formula units are in 3.5 g of NaOH?
8.8 x 10-2 formula units
2.1 x 1024 formula units
5.3 x 1022 formula units
8.4 x 1025 formula units
If you burned 6.1 x 1024 molecules of ethane, C2H6, what mass of ethane did you burn?
10.1 grams
304 grams
1.8 grams
none of the choices
What is the mass of 2.94 x 1024 molecules of decane, C10H22?
4.2 x 1026 grams
142 grams
4.8 grams
693 grams
A container with a volume of 893 L contains how many moles of air at STP?
20003.2 L
39.9 L
22.4 L
none of the choices
A chemical reaction produces 0.37 mol of N2 gas. What volume will that gas occupy at STP?
0.02 L
10.4 L
5.2 L
8.3 L
A chemical reaction produces 13.8 mol of CO gas. What volume will that gas occupy at STP?
0.6 L
386.4 L
309 L
0.5 L
