Some Basic Concepts of Chemistry - Result Question 29

####28. The number of oxygen atoms in 4.4g of CO2 is

[1990]

(a) 1.2×1023

(b) 6×1022

(c) 6×1023

(d) 12×1023

(1900)

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Solution:

  1. (a) 1mol of CO2=44g of CO2

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