Identify conversion factor: Identify the conversion factor for converting milligrams to grams.The conversion factor is that 1 gram (g) is equal to 1000 milligrams (mg).
Convert milligrams to grams: Use the conversion factor to convert 500 milligrams to grams.Since 1 gram is 1000 milligrams, to convert milligrams to grams, you divide the number of milligrams by 1000.So, 500 mg divided by 1000 gives the number of grams.500 mg ÷1000 = 0.5 g
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