Question

what is the molarity of 125ml solution containing 0.05moles of hcl

Answer 1

Answer:

M=number of moles of solute/volume of solution in dm³

So V = 125 ml

We know

1 dm³ =1000ml

So

V= 125/1000

V= 0.125dm³

M=0.05/0.125

M=0.4mol/dm³