A particular medication dosage is 45.0 mg/kg of body weight. What is the mass in mg of the medication a child weighing 25.1 lb. should receive?
At first, pounds should be turned into kilogrammes:
m=25.1*0.45359237=11.385168487(kg)~11.39(kg)
Dosage=45.0*11.39=512.6(mg)
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