A) \[6\times {{10}^{20}}\]
B) \[3\times {{10}^{22}}\]
C) \[1.5\times {{10}^{23}}\]
D) \[0.5\times {{10}^{24}}\]
Correct Answer: C
Solution :
[c] Number of unit cells \[=\frac{{{N}_{A}}\times Wt.\,of\,\text{s}ubstance}{M.\,Wt.\times Z}\] \[=\frac{6.023\times {{10}^{23}}\times 58.8}{58.8\times 4}=1.5\times {{10}^{23}}\]You need to login to perform this action.
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