Chemistry, asked by abhinavcristianor77, 19 days ago

calculate the number of molecules in(a) 1g of water. (b)5600cmsq of nitrogen at STP​

Answers

Answered by vrickshik
0

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 harshit201407566
0

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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