Unknown A- Melting point Range? Experimental melting point? Possible Identity? Percent Error,% (Melting point)? Unknown B- Melting point Range? Experimental melting point? Possible Identity? Percent Error,% (Melting point)?
Unknown A- Melting point Range? Experimental melting point? Possible Identity? Percent Error,% (Melting point)? Unknown B- Melting point Range? Experimental melting point? Possible Identity? Percent Error,% (Melting point)?
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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1. Kindly answer the following and check the data below. Looking for:
Unknown A- Melting point Range? Experimental melting point? Possible Identity? Percent Error,% (Melting point)?
Unknown B- Melting point Range? Experimental melting point? Possible Identity? Percent Error,% (Melting point)?
Transcribed Image Text:Table 3b.1. Observation on determination of melting point of unknown A.
Temperature, °C
Appearance of Sample
in Capillary Tube
...
100.0
103.0
106.0
111.0
115.0
117.0
120.5
121.0
solid
solid
solid
solid
solid
solid
solid
45.0
48.0
52.0
58.0
62.0
66.0
68.0
73.0
75.0
appearance of first liquid
solid liquid
Table 3b.2. Observation on determination of melting point of unknown B.
Temperature, °C
Appearance of Sample
in Capillary Tube
solid
solid
solid
solid
solid
solid
solid
solid
solid
solid
Temperature, °C
121.3
121.5
122.0
122.0
122.3
123.0
125.0
127.0
77.0
78.0
79.0
79.0
80.0
80.0
81.0
81.0
85.0
Temperature, °C
Appearance of Sample
in Capillary Tube
liquid solid
liquid solid
liquid solid
liquid solid
liquid solid
liquid solid
liquid
liquid
liquid
Appearance of Sample
in Capillary Tube
solid
appearance of first liquid
liquid solid
liquid solid
liquid solid
liquid solid
liquid solid
liquid solid
liquid
liquid
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