how many significant figures are in this mass? 0.0000521 kg
how many significant figures are in this mass? 0.0000521 kg
Answer
Answer:
3
Explanation:
Step1: Identify non - zero digits
Non - zero digits 5, 2, 1 are significant.
Step2: Consider leading zeros
Leading zeros (zeros before non - zero digits) are not significant. So, the zeros in 0.0000521 are not significant. Thus, there are 3 significant figures.