An #18*mL# volume of #0.200*mol*L^-1# #Na_2SO_4# is mixed with a #15*mL# volume of #0.150*mol*L^-1# #NaCl#. What is the new concentration with respect to #[Na^+]#?
2 Answers
We use the relationship
Explanation:
We assume that the volumes are additive, and we work out the molar concentration of the new solution.
And thus.......
What are
Explanation:
Step 1. Calculate the total moles of
(a) Moles of
(b) Moles of
(c) Total moles of
Step 2. Calculate the total volume of the solution
Step 3. Calculate the total concentration of