The number of significant figures in the measurement 0.01305 kg is

a. 5.

b. 3.

d. 4.

c. 2

The number of significant figures in the measurement 0.01305 kg is:

d. 4

Explanation:

First know the rules of significant figure:

1. All non-Zero are counted as significant figure.

Example : In 234749 = 6 non-zero digits are present = 6 significant figure

2. The zero preceding the non-zero and decimal is considered non-significant

Example:

In 0.0345 = only three significant figures are present. The bolded Zero are non-significant

003125 only 4 significant figures are present

3. The Zeros between two non-zero are always significant

Eg: 305 = This zero is significant = there are 3 significant figure

In this measurement:

0.01305 kg are significant digits = 4