Answer:
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
