Question #40a6a
2 Answers
256 milligrams
Explanation:
If we convert 64kg to milligrams, there is 64, 000, 000 mg of person (a funny concept!) as there are 1 million milligrams in a kilogram.
So, if there are four parts for each million, and there are 64 million grams, then there will be
Hope this helps; let me know if I can do anything else:)
Explanation:
The average concentration of
Let's convert the units of the concentration from
We need to find the mass of
So let's set up a ratio using this information:
Multiply both sides by
Therefore, the mass of