You have a large amount of 9.00 M stock solution. You need 1.80 L of 3.00 M solu

Question

You have a large amount of 9.00 M stock solution. You need 1.80 L of 3.00 M solution for an experiment. How would you prepare the desired solution without wasting any stock solution?

A. Start with 0.600 L of the stock solution. Add water until you reach a total volume of 1.80 L .

B.Start with 1.80 L of water. Add stock solution until you reach a total volume of 2.70 L

C.Start with 1.80 L of the stock solution. Add water until you reach a total volume of 5.40 L

D.Mix 0.900 L each of stock solution and water.

Explanation / Answer

answer for this qtn is A

we need to mulipl the amount in to mol son of eperiment and divid by the molar solution of stok solution

(1.80 L) x (3 M) / (9.00 M) = 0.6 L
So answer A)

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