Question

If one uses an analytical balance to measure out a small quantity of reagent, and the mass is 0.0256 g, then how many significant figures are present?

Answer 1

3

Step-by-step explanation:

There are 3 significant figures and four decimal places. How do you know how many significant figures? Now let us convert the given number to standard form; we have 2.56*10^-2. Only the two significant figures were shown.