3. Complete the following conversions. a. 10.5 g =kg
b. 1.57 km =m
c. 3.54 ug = g
d. 3.5 mol =__ umol e. 1.2
L=mL
f. 358 cm3 =m3
g. 548.6 mL =cm3

I need the answers and how to do it too please. I really need someone’s help

Scientists often deal with numbers that are either very large or very small. for example, the radius of the sun is approximately 696,000 kilometers, while bacterial cells are as small as 1.9 × 10-4 millimeters. express each of these numbers in an alternate form.