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Results - 3 RESULTS 3.1 Calculations for Calibrations...

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3. RESULTS 3.1 Calculations for Calibrations Curves Potassium Phosphate Calibration Curve Sample Calculation 10 mL salt + 20 mL water: 10 1.1614 0.2 10 1.1614 20 0.9968 + 0.0736 Sample Concentration (w/w) Conductivity (mS/cm) Pure Water 0 0.122 10 mL salt + 20 mL water 0.0736 52.8 10 mL salt + 10 mL water 0.1076 71.8 10 mL salt 0.2 121.4 Table 2. Data used for Potassium Phosphate Calibration Curve Figure 3. Graph of calibration curve for potassium phosphate 6
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PEG 4000 Calibration Curve Sample Calculation 1 mL PEG + 4 mL water, concentration is 1 1.0489 0.4 1 1.0489 4 0.9968 + 0.0833 Sample Concentration (w/w) Reactive Indices Pure Water 0 1.330 1 mL PEG + 4 mL water 0.0833 1.338 1 mL PEG + 3 mL water 0.1039 1.342 1 mL PEG + 2 mL water 0.1379 1.343 1 mL PEG + 1 mL water 0.2962 1.349 1 mL PEG 0.4 1.375 Table 1. Data used for PEG Calibration Curve 7
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Figure 4. Graph of calibration curve of PEG 4000 3.2 Binodal Curve Calculations Sample Calculation 6 mL PEG + 0.5 mL K 2 PO 4 , concentrations of PEG and salt are respectively 6 1.0489 0.4 6 1.0489 0.5 1.1614 + 0.3662 0.5 1.1614 0.2 6 1.0489 0.5 1.1614 + 0.0619 Sample PEG Concentration Salt Concentration 6 mL PEG + 0.5 mL salt 0.3662 0.0169 5 mL PEG + 1 mL salt
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