Question

how many significant figures are in the measurement 16,309 kg? * 5 points
1
2
3
4
5
how many significant figures are in the measurement 50.2 kg? * 5 points
1
2
3

Explanation:

Step1: Recall significant - figure rules

Non - zero digits are always significant. Zeros between non - zero digits are significant.
For 16309, 1, 6, 3, 0, 9 are all significant.
For 50.2, 5, 0, 2 are all significant.

Step2: Count significant figures

In 16309, there are 4 non - zero digits and 1 zero between non - zero digits, so there are 4 significant figures.
In 50.2, there are 2 non - zero digits and 1 zero between non - zero digits, so there are 3 significant figures.

Answer:

1. D. 4
2. C. 3