Unknown substance Mass Total volume when the object was submerged 22.10 mL 26.20 mL 40.53 grams 70.35 grams 33.48 grams 0.605 grams A 24.40 mL 20.40 mL Reference densities: Solid substance Density (g/mL) Solid substance Density (g/mL) Rubber 1.522 Foam 1.136 Copper 8.960 Barium 3.510 Lead 11.30 Iron 7.876 Gold 19.30 Nickel 8.908 Сopper Lead Gold Nickel
Unknown substance Mass Total volume when the object was submerged 22.10 mL 26.20 mL 40.53 grams 70.35 grams 33.48 grams 0.605 grams A 24.40 mL 20.40 mL Reference densities: Solid substance Density (g/mL) Solid substance Density (g/mL) Rubber 1.522 Foam 1.136 Copper 8.960 Barium 3.510 Lead 11.30 Iron 7.876 Gold 19.30 Nickel 8.908 Сopper Lead Gold Nickel
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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Consider the table of masses and volumes of unknown substances A to D. The information given below is the obtained masses of the following substances and the total volume measured when these objects were submerged. The initial volume is 20.00 mL. Errors in mass and volume measurements are considered in this experiment
a. Based on density measurement, what is the identity of unknown substance A?
b. Based on density measurement, what is the identity of an unknown substance B?
c. Based on density measurement, what is the identity of an unknown substance C?
d. Based on density measurement, what is the identity of an unknown substance D?
Transcribed Image Text:Unknown
Mass
Total volume when the
object was submerged
22.10 mL
substance
40.53 grams
70.35 grams
33.48 grams
0.605 grams
А
В
26.20 mL
24.40 mL
D
20.40 mL
Reference densities:
Solid substance
Density (g/mL)
Solid substance
Density (g/mL)
Rubber
1.522
Foam
1.136
Copper
8.960
Barium
3.510
Lead
11.30
Iron
7.876
Gold
19.30
Nickel
8.908
Сopper
Lead
Gold
Nickel
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