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The temperature is 21 degrees Celsius, barometric pressure is 751mm Hg, calculate the temperature in Kelvin degree

The temperature is 21 degrees Celsius, barometric pressure is 751mm Hg, calculate the temperature in Kelvin degree

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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The temperature is 21 degrees Celsius, barometric pressure is 751mm Hg, calculate the temperature in Kelvin degree.

Prelaboratory Assignment: Analysis of an Aluminum-Zinc Alloy 1. On the following page, construct a graph of N vs % Al. To do this, refer to equation 5 and the discussion preceding it. Calculate N for % Al 0, 25, 50, 75, and 100. Place these points on the graph and Draw the best straight line between them. %3D 2. A student obtained the following information from this experiment. Complete the chart: Mass of Capsule 0.1168 Temperature 21c Capsule + Alloy 0.3522 g Temperature K 0.235니 g Barometric Pressure Mass of Alloy 751 mm Hg Mass of Empty Beaker Vapor Pressure of Water (Table 2) 141.2 g_ mm Hg Beaker + Water 388.3 g Pressure of H, atm Mass of Water 247.18 Volume of Water 0.247/ mL Volume H, =Volume displaced water = Moles H, evolved (equation 6) Liters moles Moles H,/g N, moles of H, per gram of sample h29 % Al from graph in problem 1 % Al from equation 5 75
Transcribed Image Text:Prelaboratory Assignment: Analysis of an Aluminum-Zinc Alloy 1. On the following page, construct a graph of N vs % Al. To do this, refer to equation 5 and the discussion preceding it. Calculate N for % Al 0, 25, 50, 75, and 100. Place these points on the graph and Draw the best straight line between them. %3D 2. A student obtained the following information from this experiment. Complete the chart: Mass of Capsule 0.1168 Temperature 21c Capsule + Alloy 0.3522 g Temperature K 0.235니 g Barometric Pressure Mass of Alloy 751 mm Hg Mass of Empty Beaker Vapor Pressure of Water (Table 2) 141.2 g_ mm Hg Beaker + Water 388.3 g Pressure of H, atm Mass of Water 247.18 Volume of Water 0.247/ mL Volume H, =Volume displaced water = Moles H, evolved (equation 6) Liters moles Moles H,/g N, moles of H, per gram of sample h29 % Al from graph in problem 1 % Al from equation 5 75
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