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Rescue your cuvettes with the red dye standard (100mgaL) and set at 570nm, read the...

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Accounting

Rescue your cuvettes with the red dye standard (100mgaL) and set at 570nm, read the performed in Lab 2. Set the spectrophotometer, wavelength set at on the graph paper to absorbance of the solutions, plot the absorbance vs concentratio determine the accuracy of your dilutions.
Read the absorbance of the standard dye solution, this solution has a concentration of 100mgdL. Record your result on the chart below.
Read the absorbance of the serial dilutions. Plot the absorbance vs the theoretical concentration on graph paper to determine the accuracy for your serial dilutions.
Read the absorbance of your unknowns and plot the absorbance on your standard curve. Record the concentration of your unknowns using the chart and by calculation.
Fill in:
\table[[Sample,Your Abs (A),\table[[Theoretical],[conc.]],\table[[Calculated],[conc.]],\table[[Conc based],[on your chart]]],[Blank,0.0,0,0mgdL,xx
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