A) 300
B) 100
C) 200
D) 500
Correct Answer: D
Solution :
Atomic weight of element \[y=6.64\times {{10}^{-32}}\times {{N}_{4}}=40\] Number of moles of\[y=\frac{20\times 1000}{40}=500\]You need to login to perform this action.
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