Question

question 3
the number of significant figures in 0.01500 is
a) two.
b) three.
c) four.
d) five.

Explanation:

Step1: Recall significant - figure rules

Leading zeros are not significant. Trailing zeros after a non - zero digit and after a decimal point are significant.

Step2: Analyze 0.01500

The leading zeros (the two zeros before 1) are not significant. The digits 1, 5, 0, and 0 are significant. So there are 4 significant figures.

Answer:

C. four