Answer to Question #310179 in General Chemistry for Sab

Question #310179

What is the concentration of the original solution if 450 mL, a certain solution is diluted in 750 mL water to form 2.0 L of 1.50 M HCl?

Expert's answer

n(HCl) = C(HCl) * V(solution) = 1.50 * 2.0 = 3.0 moles;

C₀(HCl) = n(HCl)/V₀(solution) = 3/0.45 = 6,67 М.

Answer: 6.67 M.

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