# Mahek Shah Exp. 5 HW.pdf - Mahek Shah Chem 113 Lab Exp 5...

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Mahek Shah Chem 113 Lab Exp. 5 Homework January 30, 2020 HW1. Resistance vs. Temperature for the Range 10-60 Celsius Table 1: Resistance Values for the Temperatures Temperature (Celsius) Resistance (Ohms) 10 887 20 961 30 1000 40 1121 50 1206 60 1295 HW2. Resistance vs. Temperature for 1 degree intervals from 18-35 Celsius y = 8.2743x + 788.73 0 200 400 600 800 1000 1200 1400 0 10 20 30 40 50 60 70 Resistance (Ohms) Temperature (Celsius) Graph 1: Resistance vs. Temperature for 10 Degree Intervals from 10-60 Celsius
Table 2: Resistance Values for Each Temperature Interval Temperature (Celsius) Resistance (Ohms) 18 937.664 19 945.9417 20 954.216 21 962.4903 22 970.7646 23 979.0389 24 987.3132 25 995.5875 26 1003.862 27 1012.136 28 1020.41 29 1028.685 30 1036.959 31 1045.233 32 1053.508 33 1061.782 34 1070.056 35 1078.331 *These values were calculated using the best fit equation from Graph 1: y = 8.2743x + 788.73 where x is the temperature and y is resistance. 920 940 960 980 1000 1020 1040 1060 1080 1100 0 5 10 15 20 25 30 35 40 Resistance (Ohms) Temperature (Celsius) Graph 2: Resistance vs. Temperature for 1 Degree Intervals from 18-35 Celsius
HW3. Distance vs. Temperature a) Graph Table 3: Values of Temperature for Each Distance Temperature (Kelvin) Height (cm) 305.6240461 8 303.2069232 7 301.6357934 6 299.9438073 5 298.7352459 4 b) Calculate slope and range Slope: (299, 4.5) (305, 7.9) m = (7.9 4.5) / (305 299) = 0.57 cm/K y = 0.57x + b 4.5 = 0.57(299) + b b = -165.93 y = 0.57x 165.93 0 1 2 3 4 5 6 7 8 9 298 299 300 301 302 303 304 305 306 Distance (cm) Temperature (K) Graph 3: Distance vs. Temperature for the Plug's Distance from the Bulb on the Gas Thermometer
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