Mole Conversions Key Assignment for Chemistry 11, Lecture notes of Chemistry

The solutions to an assignment on mole conversions for chemistry 11 students. It includes conversions between volumes of different gases and moles, masses of different elements and compounds, and conversions between molarities and volumes. Use this document to check your understanding of mole conversions.

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2021/2022

Uploaded on 08/05/2022

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Name: Block: Date:
Chemistry 11 Mole Conversions Key Assignment
1. a) 6.57L H
2
S b) 2.69x10
-3
L c) 0.019L BrF d) 3.2x10
3
L B
2
H
6
2. a) 3.271x10
-22
g Au b) 3.6x10
-7
g AgCl c) 0.469g C
3
H
6
d) 13.0g SF
6
3. a) 0.0391mol C
10
H
8
b) 2.47x10
-3
mol K
3
PO
4
c) 0.268mol NO
3
F d) 4.46x10
-5
mol O
3
e) 7.56x10
-12
mol Pt f) 1.000x10
-7
mol PCl
5
4. a) 7.53x10
6
g/mol b) 413g/mol c) 178g/mol d) 248.2g/mol e) 93.0g/mol f) 329.6g/mol
5. a) 1.52x10
-3
g/mL b) 0.01020L/mol c) 0.0207mol CS
2
d) 0.704g/mL e) 0.899mL Ag
f) 2.28g/mL g) 129mol C
2
H
5
OH h) 34.0g/mol i) 0.418mL NaCl j) 62.2g/mol
k) 0.013L/mol
6. a) 18 atoms b) 5.39x10
7
L COF
2
c) 4.38x10
23
molecules d) 1.12x10
-3
mol HCN
e) 10.5L ClF
3
f) 0.457mol Fe g) 3.36x10
21
molecules NOCl h) 9.755g Pt i) 136.5g/mol
j) 2.32x10
-3
g/mL k) 0.0935g Kr l) 8.573x10
-3
L/mol m) 63.9g/mol n) 1.05g/mL
o) 6.99x10
-4
mol CuSCN p) 3.73mL q) 5.49x10
-4
g/mol r) 51.9g/mol s) 1.74mol HgS

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Chemistry 11 Mole Conversions Key Assignment

  1. a) 6.57L H 2 S b) 2.69x10-3L c) 0.019L BrF d) 3.2x10^3 L B 2 H 6
  2. a) 3.271x10-22g Au b) 3.6x10-7g AgCl c) 0.469g C 3 H 6 d) 13.0g SF 6
  3. a) 0.0391mol C 10 H 8 b) 2.47x10-3^ mol K 3 PO 4 c) 0.268mol NO 3 F d) 4.46x10-5mol O 3 e) 7.56x10-12mol Pt f) 1.000x10-7mol PCl 5
  4. a) 7.53x10^6 g/mol b) 413g/mol c) 178g/mol d) 248.2g/mol e) 93.0g/mol f) 329.6g/mol
  5. a) 1.52x10-3g/mL b) 0.01020L/mol c) 0.0207mol CS 2 d) 0.704g/mL e) 0.899mL Ag f) 2.28g/mL g) 129mol C 2 H 5 OH h) 34.0g/mol i) 0.418mL NaCl j) 62.2g/mol k) 0.013L/mol
  6. a) 18 atoms b) 5.39x10^7 L COF 2 c) 4.38x10^23 molecules d) 1.12x10-3mol HCN e) 10.5L ClF 3 f) 0.457mol Fe g) 3.36x10^21 molecules NOCl h) 9.755g Pt i) 136.5g/mol j) 2.32x10-3g/mL k) 0.0935g Kr l) 8.573x10-3L/mol m) 63.9g/mol n) 1.05g/mL o) 6.99x10-4mol CuSCN p) 3.73mL q) 5.49x10-4g/mol r) 51.9g/mol s) 1.74mol HgS