Some Basic Concepts of Chemistry - Result Question 25
####24. In the final answer of the expression
$ \frac{(29.2-20.2)(1.79 \times 10^{5})}{1.37} $
the number of significant figures is :
[1994]
(a) 1
(b) 2
(c) 3
(d) 4
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Solution:
- (c) $\frac{(29.2-20.2)(1.79 \times 10^{5})}{1.37}$
As the least precise number contains 3 significant figures therefore, answers should also contains 3 significant figures.
