Answer
430 mg = 0.43 g
Work Step by Step
Since there are $1000$ milligrams in $1$ gram, we divide $430$ by $1000$ to convert milligrams to grams: $430\text{ mg}\times\frac{1\text{ g}}{1000\text{ mg}}=0.43\text{ g}$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.