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Calculate the volume, in mL, of a 4.00 M HCl solution that has 2.00 moles of HCl in it.

A. 0.50 mL
B. 2.00 mL
C. 4.00 mL
D. 8.00 mL

Answer :

Final answer:

The volume of a 4.00 M HCl solution that contains 2.00 moles of HCl is calculated by dividing the number of moles by molarity, resulting in 0.50 liters, which is equivalent to 500 mL. The correct option is (d).

Explanation:

To calculate the volume of a 4.00 M HCl solution that contains 2.00 moles of HCl, we use the formula for molarity (M), which is moles of solute (n) divided by the volume of solution in liters (V).

The formula is: M = n / V, where M is the molarity, n is the number of moles, and V is the volume in liters.

Rearranging the formula to find the volume gives us: V = n / M. Plugging in our values (n = 2.00 moles, M = 4.00 M) we get:

V = 2.00 moles / 4.00 M

Therefore, the volume is 0.50 liters, which is 500 mL. Hence, the correct option is (d).

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