A stock solution of HNO 3 is prepared and found to contain 14.9 M of HNO 3. If 25.0 mL of the stock solution is diluted to a final volume of 0.500 L, the concentration of the diluted solution is ________ M.

A stock solution of HNO 3 is prepared and found to contain 14.9 M of HNO 3. If 25.0 mL of the stock solution is diluted to a final volume of 0.500 L, the concentration of the diluted solution is ________ M.

- November 26, 2023

Stock solution concentration (S1)=14.9M

Stock solution volume (V1)=25ml

Diluted solution volume (v2)=0.5L

=.5×1000ml

=500ml

so S2=?

we use the formula, V1S1=V2S2

S2=(V1S1)/V2

= (25×14.9)/500

=0.745M

the concentration of the diluted solution is 0.745 M.

A stock solution of HNO 3 is prepared and found to contain 14.9 M of HNO 3. If 25.0 mL of the stock solution is diluted to a final volume of 0.500 L, the concentration of the diluted solution is ________ M.

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