Question

numeric 1 point
determine the number of sig figs in the number below:
45000

Explanation:

Step1: Recall sig - fig rules

Non - zero digits are always significant. In 45000, 4 and 5 are non - zero digits. Trailing zeros without a decimal point may or may not be significant. In the number 45000, the trailing zeros are not significant as there is no decimal point.

Step2: Count significant figures

The significant figures are 4 and 5, so there are 2 significant figures.

Answer:

2