Question

If the absorbance of a solution of copper(II) ion decreases by 32.00% upon dilution, what volume of water was added to 20.0 mL of a 1.20 M solution of Cu$^{2+}$(aq)? mL of water added

          If the absorbance of a solution of copper(II) ion decreases by 32.00% upon dilution, what volume of water was added to 20.0 mL of a 1.20 M solution of Cu$^{2+}$(aq)?
 mL of water added

$If the absorbance of a solution of copper(II) ion decreases by 32.00% upon dilution, what volume of water was added to 20.0 mL of a 1.20 M solution of Cu$^{2+}$(aq)? mL of water added$

Added by Francisco R.

Chemistry: Structure and Properties

Nivaldo Tro 2nd Edition

Instant Answer

Solved by Expert Shalini Tyagi

08/24/2023

Step 1

20 M solution of Cu^(2+)(aq). Absorbance is directly proportional to concentration, so the initial absorbance can be calculated using the formula A1/A2 = C1/C2, where A1 is the initial absorbance, A2 is the final absorbance, C1 is the initial concentration, and C2 Show more…

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If the absorbance of a solution of copper(II) ion decreases by 32.00% upon dilution, what volume of water was added to 20.0mL of a 1.20 M solution of Cu^(2+)(aq) ? mL of water added If the absorbance of a solution of copper(I1) ion decreases by32.00% upon dilution,what volume of water was added to 20.0 mL of a1.20Msolution of Cu2+(aq)? mL ofwater added