Draw the calibration curves as instructed in the experiment steps. Find regression equations and correlation coefficients.
Calculate the amount of Co²⁺ and Cr³⁺ in your sample. (Show your Calculations !)

Absorbance@ Absorbance Maximaof Co2+(510 nm)	Absorbance@ Absorbance Maximaof Cr3+(412 nm)
0,04 MCo2+	0,181	0,012
0,08 MCo2+	0,363	0,030
0,16 MCo2+	0,723	0,064
0,01 MCr3+	0,055	0,151
0,02 MCr3+	0,111	0,304
0,03 MCr3+	0,169	0,450
Sample (Co2+ and Cr3+ Mixture)	0,450	0,256
1 QUESTİON	.
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