Final answer:To convert 15.0 milligrams to kilograms, divide by 1,000,000 which gives 0.0000150 kg using correct significant figures.Explanation:To convertmilligramstokilograms, you need to understand that there are 1,000,000 milligrams in a kilogram. Therefore, to do the conversion, you have to divide the value in milligrams by 1,000,000. The result of this conversion is the value in kilograms, which in this case is 0.000015 kg. To express this with correct sig fig (significant figures), the answer would be 0.0000150 kg, as the 15.0 in the question has three significant figures.Learn more about Convert milligrams to kilograms here:brainly.com/question/30384037#SPJ11...

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