chemExp12 - Chemistry Experiment 12 Patrick Eisenmann A 1 2...

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Chemistry Experiment 12 Patrick Eisenmann Due: 11/14/06 Page 1 Thermochemistry and Hess's Law Tabulated Raw Data Statistical Trial 1 Trial 2 Trial 1 0.0 =SLOPE(B16,A16) NaOH 20.0 =INTERCEPT(B16,A16) [HCl] (M) 2.0 -0.001 =SLOPE(B19:B26,A19:A26) [Base] (M) 2.0 33.1 =INTERCEPT(B19:B26,A19:A26) 50.0 50.0 15 Trial Data Trend 1&2 0 20.0 20.0 15 20.0 15 33.1 30 33.0 33.0 60 33.0 33.0 90 33.0 33.0 120 33.0 33.0 150 33.0 33.0 180 33.0 32.9 210 32.9 32.9 240 32.8 32.9 Useful Units 4.18 Density Water (g/mL) 1.00 10 Trial 33.1 20.0 13.1 -5600 A. Determination of H (NaOH - HCl or NH 3 - HCl) Slope trendline 1 ID Base intercept trendline 1 Slope trendline 2 intercept trendline 2 Vol. HCl (mL) Vol. Base (mL) Time mixing (sec) Time (sec) Temp (°C) Specific Heat Water (J/g∙°C) C cal (J/°C) Tabulated Results (Experimenter) T Final (°C) T Initial (°C) T q System (J) 0 30 60 90 120 150 180 210 240 270 0.0 5.0 10.0 15.0 20.0 25.0 30.0 35.0 Time-Temperature Plot (Determining DHrxn for NaOH-HCl) Column B
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chemExp12 - Chemistry Experiment 12 Patrick Eisenmann A 1 2...

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