concentration (mmol/L) absorbance 0.061087438 -0.090842857 2.9 0.1225 H0 a=0 0.003525542 0.045723445 5.8 0.2125 0.98361883 0.05410071 8.7 0.465 300.2285106 5 11.6 0.551 Y=bX+a 0.87873486 0.014634434 14.5 0.842 "b=0,0611" t=a/Sa 1.98678943 17.4 1.0184 "a=-0,0908" t crit 2.570581836 20.3 1.113 tcrit>t value H0 is accepted ##### Sheet/List 2 ##### concentration (mmol/L) absorbance 2.9 0.1225 5.8 0.2125 8.7 0.465 11.6 0.551 14.5 0.842 17.4 1.0184 20.3 1.113 b= 0.0548 a= 0 r= 0.996320178 "y=0,502 x=" 9.160583942 0.054822414 0 0.001925361 #N/A 0.992653897 0.066065408 810.7596011 6 3.538672232 0.026187829