Question

Which of the following has least mass A) 2 g atom of nitrogen B) 3×1023 atoms of C C) 1 mole of S D) 7.0 g of Ag

Answer 1

Answer:

C) 1 mole of S(sulphur)

Explanation:

1 mol of sulphur has mass of 32 g

2g of nitrogen has mass of 2 g

3x10^2^3 atoms =0.5 mol of Carbon=12/2 g=6 g

7 g Ag has mass 7 g