please help

with graph and unknows concentration from graph and by calculation

i need help with graph and calculations thank you there is not questions only find the unknown the unknowconcentration from graoh and the one by calculations

1 e 0.07 0.025 0.37 0.56 3 4 B Dye Volume(ml) DyeConcentration Um Observation in Um 1 0 0 2 0.5 3.65 3 1 7.3 4 1.5 1.09 5 2 1.46 6 2.5 1.825 7 3 2.19E-05 NO 5 0.68 0.84 1.02 7 8 9 10 11 know absorvance value: 0.551 12 13 know con from graph 14 know con by calculation 15 16 the graph 17 18 19 + Report Sheet Le TDDA ||||| . 2. Ulu i takron concentration from the groupe 541 Optional . 45 EXPERIMENT 45 Report Sheet 1. Unknown number 2. Data table Tube Dye volume (ml) Dye concentration (M) Absorbance (520 m) 0 0 2 3 5 6 7 3 468 3. Unknown absorbance value COTT 2010 o C Looming 4. Unknown concentration from the graph 549 5. Unknown concentration by calculation 19 Absorbance Concentration 1 e 0.07 0.025 0.37 0.56 3 4 B Dye Volume(ml) DyeConcentration Um Observation in Um 1 0 0 2 0.5 3.65 3 1 7.3 4 1.5 1.09 5 2 1.46 6 2.5 1.825 7 3 2.19E-05 NO 5 0.68 0.84 1.02 7 8 9 10 11 know absorvance value: 0.551 12 13 know con from graph 14 know con by calculation 15 16 the graph 17 18 19 + Report Sheet Le TDDA ||||| . 2. Ulu i takron concentration from the groupe 541 Optional . 45 EXPERIMENT 45 Report Sheet 1. Unknown number 2. Data table Tube Dye volume (ml) Dye concentration (M) Absorbance (520 m) 0 0 2 3 5 6 7 3 468 3. Unknown absorbance value COTT 2010 o C Looming 4. Unknown concentration from the graph 549 5. Unknown concentration by calculation 19 Absorbance Concentration