Mass of empty gelatin capsule Mass of gelatin capsule plus alloy sample Mass of empty beaker Mass of beaker plus displaced water Temperature of water (and reaction mixture) Barometric pressure Density of water at 20°C Vapor pressure of water at 20°C What is n,,? H₂ 0.007 g 0.336 g 141.209 g 307.712 g 20 °C 29.32 in. Hg 0.09982 g/mL 17.5 mm Hg

Chemistry for Today: General, Organic, and Biochemistry
9th Edition
ISBN:9781305960060
Author:Spencer L. Seager, Michael R. Slabaugh, Maren S. Hansen
Publisher:Spencer L. Seager, Michael R. Slabaugh, Maren S. Hansen
Chapter6: The States Of Matter
Section: Chapter Questions
Problem 6.70E
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Two students perform the analysis of an alloy containing aluminum and zinc by the same method
that we used in Experiment 2. They obtained the following data
0.007 g
Mass of empty gelatin capsule
Mass of gelatin capsule plus alloy sample
0.336 g
141.209 g
Mass of empty beaker
Mass of beaker plus displaced water
307.712 g
20 °C
Temperature of water (and reaction mixture)
Barometric pressure
Density of water at 20°C
29.32 in. Hg
0.09982 g/mL
17.5 mm Hg
Vapor pressure of water at 20°C
What is n ?
H₂
-2
a. 3.103 x 10
b.
6.336 x 10
c.
4.442 x 10
d.
3.030 x 10
e.
1.089 x 10
-1
-2
Transcribed Image Text:Two students perform the analysis of an alloy containing aluminum and zinc by the same method that we used in Experiment 2. They obtained the following data 0.007 g Mass of empty gelatin capsule Mass of gelatin capsule plus alloy sample 0.336 g 141.209 g Mass of empty beaker Mass of beaker plus displaced water 307.712 g 20 °C Temperature of water (and reaction mixture) Barometric pressure Density of water at 20°C 29.32 in. Hg 0.09982 g/mL 17.5 mm Hg Vapor pressure of water at 20°C What is n ? H₂ -2 a. 3.103 x 10 b. 6.336 x 10 c. 4.442 x 10 d. 3.030 x 10 e. 1.089 x 10 -1 -2
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