The mass of a box measured by a grocer's balance is 2.3 kg. Two gold pieces of masses
Channel: Doubtnut
Date: 2020-08-02

The mass of a box measured by a grocer's balance is 2.3 kg. Two gold pieces of masses 20.15 g and 20.17g are added to the box. What is (a) total mass of the box (b) the difference in masses of gold pieces to correct significant figures.