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How many atoms are present in 224 dm3 of oxygen gas?
  • a)
    6.0 x 1024
  • b)
    1.2 x 1023
  • c)
    5.0 x 1224
  • d)
    1.2 x 1025
Correct answer is option 'A'. Can you explain this answer?
Most Upvoted Answer
How many atoms are present in 224 dm3 of oxygen gas?a)6.0 x 1024b)1.2 ...
1 dm3 = 1 L
According to mole concept,
Number of atoms = Volume of gas given/Volume at STP x Avogadro's number
= (224/22.4) x 6.023 x 1023 = 6 x 1024
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How many atoms are present in 224 dm3 of oxygen gas?a)6.0 x 1024b)1.2 x 1023c)5.0 x 1224d)1.2 x 1025Correct answer is option 'A'. Can you explain this answer?
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