3.2 mg is equivalent to 3.2 × 10³ μg.
In order to convert 3.2 mg to μg, we need to consider 2 conversion factors:
3.2 milligrams, expressed in micrograms, is:
[tex]3.2 mg \times \frac{1g}{10^{3}mg } \times \frac{10^{6}\micro g }{1g} = 3.2 \times 10^{3} \micro g[/tex]
3.2 mg is equivalent to 3.2 × 10³ μg.
You can learn more about unit conversions here: https://brainly.com/question/19420601
