Question

Mass of a body is 210 gm and its density is
7.981 g/cm³ what will be its volume, with regard
to significant digits
(a) 26.312 cm³ (b) 26 cm³
(c) 27 cm³ (d) 26.3 cm³

Answer 1

Explanation:

Density = mass/Volume

Volume = mass/density

Volume = 210/7.981 cm³

V = 210/8 = 26.25 cm³

or V = 26.3 cm³

Answer 2

NOTE:IN MASS THERE ARE THREE SIGNIFICANT DIGITS.SO VOLUME HAS REDUCED TO THREE SIGNIFICANT DIGITS.

I HOPE IT WILL HELPS YOU.