The number of molecules in 4.25 g of ammonia are [Pb. CET 2000]

Question: The number of molecules in 4.25 g of ammonia are [Pb. CET 2000]

(a) 0.5 x 10²³

(b) 1.5 x 10²³

(c) 3.5 x 10²³

(d) 1.8 x 10²³


Correct Answer: (b) 1.5 x 10²³


The number of molecules in 4.25 g of ammonia are [Pb. CET 2000] (a) 0.5 x 10²³ (b) 1.5 x 10²³ (c) 3.5 x 10²³ (d) 1.8 x 10²³


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