Chemical Process Calculation Questions and Answers – Mole and Molecular Weight – VII

This set of Chemical Process Calculation Questions and Answers focuses on “Mole and Molecular Weight-VII”.

1-10. A bucket contains 56 gms of C₂H₄, 36 gms of H₂O and 44 gms of C₃H₈. (Molecular weights of the components are 28, 18 and 44 gms respectively)
1. How many moles of C₂H₄ are there in the bucket?
a) 1
b) 2
c) 4
d) 6
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2. How many moles of H₂O are there in the bucket?
a) 1
b) 2
c) 4
d) 6
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3. How many moles of C₃H₈ are there in the bucket?
a) 1
b) 2
c) 4
d) 6
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4. What are the number moles of Oxgen present there in the bucket?
a) 1
b) 2
c) 4
d) 6
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5. How many moles of H2 are there in the bucket?
a) 3
b) 6
c) 10
d) 12
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6. What is mole percentage of C₂H₄?
a) 0.2
b) 0.4
c) 0.6
d) 0.8
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7. What is mole percentage of H₂O?
a) 0.2
b) 0.4
c) 0.6
d) 0.8
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8. What is mole percentage of C₃H₈?
a) 0.2
b) 0.4
c) 0.6
d) 0.8
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9. What is the weight percentage of C₂H4?
a) 41.17
b) 51.17
c) 61.17
d) 71.17
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10. What is the weight percentage of H₂O?
a) 26.47
b) 36.47
c) 47.47
d) 58.47
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