A) \[6.02\times {{10}^{23}}\]
B) \[6.02\times {{10}^{21}}\]
C) \[602.0\times {{10}^{21}}\]
D) \[0.602\times {{10}^{23}}\]
Correct Answer: A
Solution :
(a) Count no. of digit after first non-zero number, i.e., 6.
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