Which solution has the same number of moles of HCl as 25.0 mL of 0.200 M solution of HCl?
A)12.5 mL of 0.400 M solution of HCl
B)25.0 mL of 0.185 M solution of HCl
C)45.0 mL of 0.155 M solution of HCl
D)50.0 mL of 0.150 M solution of HCl
E)100.0 mL of 0.500 M solution of HCl

Question

Quizplus · Accepted Answer

The number of moles of HCl in 25.0 mL of 0.200 M solution is 0.005 moles. Option A, 12.5 mL of 0.400 M solution, also contains 0.005 moles of HCl (0.0125 L * 0.400 mol/L = 0.005 moles).

Which Solution Has the Same Number of Moles of HCl