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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Question
how to find average density and standard devi

Transcribed Image Text:Density of Unknown Metal
Temperature of water: 24
°C
Density of water: 09973
g/cm?
Trial 1
Trial 2
Trial 3
Trial 4
65.88)
67.254 851.55t 67.625
31.382831.40631.7818
31.403:40Am 3L m
43.733 843.732
Mass of empty flask + stopper
25-8728/25.891g
Mass of stoppered flask + water
(to fill the flask)
Mass of water
(to fill the flask)
Internal volume of flask
(see Appendix H)
7cm³
cm3
843.7335
gu.463P14.447894456
Mass of metal
Mass of stoppered flask + metal +
water
Mass of water (surrounding the
metal)
20.8488/26.824 B Zu.0428
Volume of water (surrounding the
metal)
cm3
264.9226.89 20.915
çm³
cm3
cm³
4.546 cm³
4,5 cm 4.992 cm'
Volume of metal
4.992 cm³
cm³
9.420g/cm .S9B/cm' 9.5u g/cm'
25
DENSITY OF METAL
g/cm
6.0
60
6.0

Transcribed Image Text:Trial 1
Trial 2
Trial 3
Trial 4
AVERAGE DENSITY OF METAL
g/cm³
STANDARD DEVIATION
g/cm³
Sample number
Proposed identity of metal
(chemical symbol and name)
Show
your calculations below.
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