Question

What was the concentration of my stock solution if I used 23mL of it to make 102 ml of 1.4 M dilution?

Answer 1

formula:c1v1=c2v2

Step-by-step explanation:

v1=102ml,c1=1.4mol/l

v2=?;c2=2.4mol/l

v2=v1×c1÷c2=102ml×1.4mol/l÷2.4mol/l

=59.5ml

i hope this will help you