A particular medication dosage is 45.0 mg/kg of body weight. What is the mass in mg of the medication a child weighing 33.9 lb. should receive?
At first, pounds should be turned into kilogrammes:
m=33.9*0.45359237=15.376781343(kg)~15.38(kg)
Dosage=45.0*15.38=692.1(mg)
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