How many significant figures are present in the following? 0.0025

How many significant figures are present in 8.256

How many significant figures are present in 0.0034

How many significant figures are there in each of the following? 12.0000

How many significant figures are there in each of the following? 6.022 xx 10^(23)

How many significant figures are there in each of the following? 6.62 xx 10^(-34) Js

How many significant figures are present in 4.01 × 10*2

How many significant figures are in 0.0005?

How many significant figures are there in the number 0.04500?

What are significant figures?

How many significant figure should be present in the answer of the following calculations 0.0125+ 0.7864+ 0.0215