Answer
0.598 g
Work Step by Step
598 mg to g
Unit for the answer (g) is in numerator; unit being changed (mg) is in denominator so it will divide out. The unit fraction is $\frac{1 g}{1000 mg}$.
Multiply 598 mg times to the unit fraction
598 mg *$\frac{1 g}{1000 mg}$ = 0.598 g