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Discussion

Chemistry Preparation for JET (Diploma)

Shared from Chemical Reactions - 1 on Mar 23, 2016 9:24 PM

Which of the following options contains the largest number of molecules?

 
8.0 g of H2
0.2 mole of H2
6.0 g of CO2
1.7 g of H2O

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Kalane

A is the right answer because 2 gram of H2 contains 6.022 x 10^23 molecules. therefore 8 grams of H2 will contain 4 times of 6.022 x 10^23 molecules

C IS THE RIGHT ANSWER
rnBecause 6 x 44 (MOLECULAR WEIGHT Of CO2 = 44) =264

C

D