Chemistry help?

Question

your boss needs 2 L of 2 M of HCl. You can only find 6 M of HCl. Show how you will make the 2 L of 2 M of HCl to keep your boss happy.

Answer 1

Measure out 0.66 liters of HCl, and add water to make 2 liters.

Answer 2

you use water to dissolve the 6M HCl by droping water drops into it in 2/3 of water of 6 M HCl you put 4/3 L of water and so you have 2 L of 2 M HCl

Answer 3

The solution 6M is 3 times more concentrated that 2M needed . So , you must diluter 3 times this solution 6M

You take 2/3 L = 666.6 mLof 6m and add water until you reach 2L adding 1333.4 mL of water