Q.
The respective number of significant figures for the numbers 23.023; 0.0003 and 2.1 x10-3are respectively
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a
5,1,2
b
5,1,5
c
5,5,5
d
5,4,5
answer is A.
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Detailed Solution
23.023 significant is 5 decimal no in between zero are significant0.0003 significant figure is 1 starting zeros in decimal no are not significant 2.1x10-3 significant figure is 2 poer of 10 are not considered as significant
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