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16 Nov 2019
Experiment 9- Data and Analysis Data (D) 1.2 Prepare potassium nitrate (KNOy) solution a. Mass of weighing paper b. Mass of potassium nitrate (KNOy) and weighing paper II.3 III Determine KNOMs) formation temperature (T as a function of solution volume (v.ol) Determination number Total added volume (mL) _5 10 15 20 2s Temperature (C) for initial KNOy(s) formation 68s sto 48.0 42.0 37 o 34.0 Analysis (A) I. Several quantities for each determination must be calculated in preparation for constructing the van't Hoff plot. perature oc) for initial KNOh(s) formation (DII) measured for each 1. T (K)-use temp determination in eq. (17) 2: 1/TOKT reciprocal of the quantity calculated in AL1 Vol (mL)- Data-Ll.3 plus total added volume for each determination. [K] [NO1-Use DI.2b DI.2a for the mass of KNO (m) and from AL3 in eq. (6). Remember to convert Vol from milliliters to liters. 5. Kop Use [K] DNO, from AL4 in eq. (14) 6. In Kap calculate natural lo ofKp determined in Analysis-5 Determination TOK) 1/TOK i) (ml) IKHNos Kap In K a 80 Q. 00322
Experiment 9- Data and Analysis Data (D) 1.2 Prepare potassium nitrate (KNOy) solution a. Mass of weighing paper b. Mass of potassium nitrate (KNOy) and weighing paper II.3 III Determine KNOMs) formation temperature (T as a function of solution volume (v.ol) Determination number Total added volume (mL) _5 10 15 20 2s Temperature (C) for initial KNOy(s) formation 68s sto 48.0 42.0 37 o 34.0 Analysis (A) I. Several quantities for each determination must be calculated in preparation for constructing the van't Hoff plot. perature oc) for initial KNOh(s) formation (DII) measured for each 1. T (K)-use temp determination in eq. (17) 2: 1/TOKT reciprocal of the quantity calculated in AL1 Vol (mL)- Data-Ll.3 plus total added volume for each determination. [K] [NO1-Use DI.2b DI.2a for the mass of KNO (m) and from AL3 in eq. (6). Remember to convert Vol from milliliters to liters. 5. Kop Use [K] DNO, from AL4 in eq. (14) 6. In Kap calculate natural lo ofKp determined in Analysis-5 Determination TOK) 1/TOK i) (ml) IKHNos Kap In K a 80 Q. 00322