Which shows the conversion of 4.24 × 10-4 kilograms to grams? 
a.4.24 × 10-4 kilograms × 100 g/kg = 4.24 × 10-2 grams 
b.4.24 × 10-4 kilograms × 10 g/kg = 4.24 × 10-3 grams 
c.4.24 kilograms × 10 g/kg = 42.4 grams 
d.4.24 × 10-4 kilograms × 1000 g/kg = 4.24 × 10-1 grams