1.

What is the weight of 3.01 x 1023 molecules of ammonia? 

Answer»

6.023 x 1023 molecules of NH3 has weight = 17 g 

3.01 x 1023 molecules of NH3 has weight = 17 x 3.01 x 1023/ 6.023 x 1023 = 8.50 g



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