Answer to Question #24436 in Physical Chemistry for Lyllian Castro

Question

How much HCl exists in 428 mL of 0.37 M
solution of HCl?
Answer in units of mol

Answer 1

M means how many moles are present in one L of water.

So in this solution 0.37 moles are in 1 L. But if you have 428 ml, or 0.428 L amount is other

In this case n = 0.37 moles*0.428 L / 1 L = 0.158 mol