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Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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eprodue Fersonal mscolege.c a a. Carefully raise each beaker and its contents up around the Conductivity Probe until the hole near the probe end is completely submerged. Important: Since the two electrodes are positioned on either side of the hole, this part of the probe must be completely submerged. b. Briefly swirl the beaker contents. WWhen the reading has stabilized, record the value. c. Before testing the next solution, clean the electrodes by rinsing with distilled water from the squirt bottle. Blot the outside of the probe end dry using a tissue. It is not necessary to dry the inside of the hole near the probe end. 5. Repeat step 4 for the remaining 6 solutions DATA TABLE Roduce Solution Conductivity (uS/cm) Tap water 1577 platacolede cu Distilled water 46 0.05 M NaCI 6259 0.05 M CaCl2 10473 0.05 M HC2H3O2 Personarose on 394 20 Sou0.05 M C12H22011 0.05 M HCI 20730 eand 45 DATA ANALYSIS produce. 1. Based on your conductivity values, which compounds appear to be molecular, ionic, or molecular acids? 02 eandrade 2. Which of the solutions are strong electrolytes? Nacl, Cacla, HezHtz Oz; Hc! 2021-01-19 7 Distilled Hyo, Cz azou i ean 4. Which of the solutions are nonelectrolytes? 2021-01-19 SOSounmDianscouee eau Sonal use oniy, do not reproduce. 43
Transcribed Image Text:eprodue Fersonal mscolege.c a a. Carefully raise each beaker and its contents up around the Conductivity Probe until the hole near the probe end is completely submerged. Important: Since the two electrodes are positioned on either side of the hole, this part of the probe must be completely submerged. b. Briefly swirl the beaker contents. WWhen the reading has stabilized, record the value. c. Before testing the next solution, clean the electrodes by rinsing with distilled water from the squirt bottle. Blot the outside of the probe end dry using a tissue. It is not necessary to dry the inside of the hole near the probe end. 5. Repeat step 4 for the remaining 6 solutions DATA TABLE Roduce Solution Conductivity (uS/cm) Tap water 1577 platacolede cu Distilled water 46 0.05 M NaCI 6259 0.05 M CaCl2 10473 0.05 M HC2H3O2 Personarose on 394 20 Sou0.05 M C12H22011 0.05 M HCI 20730 eand 45 DATA ANALYSIS produce. 1. Based on your conductivity values, which compounds appear to be molecular, ionic, or molecular acids? 02 eandrade 2. Which of the solutions are strong electrolytes? Nacl, Cacla, HezHtz Oz; Hc! 2021-01-19 7 Distilled Hyo, Cz azou i ean 4. Which of the solutions are nonelectrolytes? 2021-01-19 SOSounmDianscouee eau Sonal use oniy, do not reproduce. 43
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