The concentration of an adrenalin chloride solution, used to treat acute allergic responses, is 15 mg in 30.mL.Express this concentration in units of mg/mL (milligrams per milliliter).
A) 0.50 mg/mL
B) 2.0 mg/ml
C) 5.0 mg/mL
D) 45 mg/mL
E) 450 mg/mL

Question

Quizplus · Accepted Answer

The concentration in mg/mL is calculated by dividing the mass of the solute (in mg) by the volume of the solution (in mL). Thus, 15 mg / 30 mL = 0.50 mg/mL.

The Concentration of an Adrenalin Chloride Solution, Used to Treat