5 g
370 mg = .370 g, so 3.7 g is greater.
G
1 g = 1000 mg thus 1.5 g = 1500 g. Note that the symbol for 'gram' is 'g', not 'gm'.
1g
kg is the greater volume.
No, 7698 mg is equal to 7.698 g. So, 7698 mg is not greater than 7 g.
31 mg
3500 mg
416 mg
5 g is greater than 508 mg.
Greater