A technician adds 0.250 L of 200 mM buffer stock solution to a volumetric flask and dilutes the stock to 1.0 L.What is the final concentration of the solution?
A) 0.11 mM
B) 110 mM
C) 11 mM
D) 50 mM
E) 5.0 mM

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The Answer of A technician adds 0.250 L of 200 mM buffer stock solution to a volumetric flask and dilutes the stock to 1.0 L.What is the final concentration of the solution?
A) 0.11 mM
B) 110 mM
C) 11 mM
D) 50 mM
E) 5.0 mM

A Technician Adds 0