Chemistry
NULL
Medium
Question
The volume occupied by 2.8 g of N2 at STP______________________?
A
2.24 dm3
✓ Official correct answer
B
22.4 dm3
C
1.12 dm3
D
112 dm3
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A
2.24 dm3
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B
22.4 dm3
No member explanations yet for this option.
C
1.12 dm3
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D
112 dm3
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Explanation
2.8 g of N2 (molar mass 28 g/mol) equals 0.1 mole; at STP, one mole of gas occupies 22.4 dm³, so 0.1 mole occupies 2.24 dm³.
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