no; the kilogram is bigger: 1 kg=109 micrograms.
= 200 x 109 micrograms
2.5 billion
10.5 what? micrograms? pounds? kilograms?
00038 kilograms = 38000000000 micrograms
1kilograms=1000grams=10000milligrams. =>0.002kilograms(as I understand your writing)=2grams=20milligrams.
There are 1,000,000,000 micrograms in a kilogram. You have to multiply by a billion here. 4.23x1,000,000,000 gives you 4,230,000,000 micrograms.
0.002087 kilograms = 2087000 micrograms
One billion (10^9) micrograms = 1 kilogram So 4630 micrograms = 4630/10^9 = 4.63*10^-6 kilograms.
25 micrograms = 25.10-9 kg
One kg = 1000 grams. So one gram is 10^-3 kilograms. One mili gram is 10^-3 gram = 10^-6 kg. Kilograms and grams are both the metric units of mass. So the answer in kg is 0.000000150
4.25 micrograms is equal to 0.00425 milligrams.
There are 1000kg in a gram and there are 1,000,000 micrograms in a gram. Therefore there are 1,000,000,000 micrograms in a kilogram. So Then there will be 5,600,000,000 micrograms in 5.6 kilograms.