AI. Calculate the mass of copper (II) acetate monohydrate needed to prepare 100.0 mL of ~0.1250 M solution from solid copper (II) acetate monohydrate.
1.) AI. Calculate the mass of copper (II) acetate monohydrate needed to prepare 100.0 mL of ~0.1250 M solution from solid copper (II) acetate monohydrate.
2.) Calculate the volume of concentrated ~ 0.1250 M copper (II) acetate monohydrate solution needed to prepare 25.00 mL of ~0.0500 M copper (II) acetate monohydrate from your stock solution.
3.) Solution BI. Calculate the volume of concentrated ~0.02XXX M(use the exact molarity from the lab) M KMnO4 stock solution needed to prepare 100.0 mL of ~ 0.00100 M KMnO4 solution.
4.) Solution BII. Calculate the volume of ~0.00100 M KMnO4 (Solution BI) needed to prepare 25.00 mL of ~ 4.000 x 10–4 KMnO4 solution.
5.)Calculate the volume of ~1.25× 10–3 M K2CrO4 stock solution needed to prepare 10.00 mL of dilute solution. 8.75 × 10–4 M CrO4 solution.
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6. )Calculate the theoretical (i.e. calculated) molarity of solution AII.
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7.) Using Beer’s law and the extinction coefficients that are provided, calculate the experimental molarities from the absorbance of solution AII. The cell path length (b) is 1 cm.
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8.) Calculate the % error between your theoretical and experimental molarities for solution AII.
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