Question

Calculate the number of CO2 molecules present in 700 cm3 of carbon dioxide at STP
Please with stepwise explanation ​

Answer 1

Answer:

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Explanation:

Gram molecular weight of CO

2

= 12+2 × 16 = 44g.

Now, 44g of CO

2

contains 6.023×10

23

molecules.

∴ 11g of CO

2

contains =

44

6.023×10

23

×11

= 1.51×10

23

molecules.