calculate the number of molecules in(a) 1g of water. (b)5600cmsq of nitrogen at STP
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Answer: 1 g of water contains (6.022 x 1023)/ 18 water molecules and the number comes out to be 3.3455 x 1022. So the number of water molecules present in 1 g of water is 3.3455 x 1022.
Explanation: (b)5600cmsq of nitrogen at STP is 6.022(20) molecules
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Answered by
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Answer:
The molar mass of N
2
is 28 g/mol.
56 grams of N
2
=
28g/mol
56g
=2moles
At STP, 1 mole of any gas occupies a volume of 22.4 L.
2 moles of N
2
at STP will occupy a volume of 2×22.4=44.8L
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Explanation:
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