Physical description: This substance is a colorless solid that is not terribly soluble in water (~0.01 g/L at 25 C). It is commonly found in rocks, minerals and in biologically-derived sources. This substance will react with strong acids to liberate carbon dioxide. Chemical information: Observed melting point: 1500-2400 F (decomposes) Observed boiling point: NA Estimated molar mass: 100 g/mol Density: 2.7 g/cm³ at room temp (most stable form) Solubility in water: Practically insoluble Other: This substance has a chalky taste, is soluble in dilute acids, is non-corrosive, is stable in air, and has an indefinite shelf life. Spectroscopic information: No ¹H or ¹C NMR data are available for this compound. The FTIR data available is shown below: 100 A 80 60 40 Wave number (cm¹) and Transmittance (T%) 1464 12 876 55 713 88

Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter9: Liquids, Solids, And Materials
Section: Chapter Questions
Problem 92QRT
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Please identify the substance. 

Guess: Calcium Carbonate?

Physical description: This substance is a colorless solid that is not terribly soluble in water (~0.01 g/L at
25 C). It is commonly found in rocks, minerals and in biologically-derived sources. This substance will
react with strong acids to liberate carbon dioxide.
Chemical information:
Observed melting point: 1500-2400 F (decomposes)
Observed boiling point: NA
Estimated molar mass: 100 g/mol
Density: 2.7 g/cm³ at room temp (most stable form)
Solubility in water: Practically insoluble
Other: This substance has a chalky taste, is soluble in dilute acids, is non-corrosive, is stable in air, and
has an indefinite shelf life.
Spectroscopic information:
No ¹H or ¹C NMR data are available for this compound. The FTIR data available is shown below:
100
%T
80
60
40
20
0
4000
82021-93547TM
3000
1500
Wavenumber [cm³]
2000
1000
400
Wave number (cm-¹) and Transmittance (T%)
1464 12
876 55
713 88
Transcribed Image Text:Physical description: This substance is a colorless solid that is not terribly soluble in water (~0.01 g/L at 25 C). It is commonly found in rocks, minerals and in biologically-derived sources. This substance will react with strong acids to liberate carbon dioxide. Chemical information: Observed melting point: 1500-2400 F (decomposes) Observed boiling point: NA Estimated molar mass: 100 g/mol Density: 2.7 g/cm³ at room temp (most stable form) Solubility in water: Practically insoluble Other: This substance has a chalky taste, is soluble in dilute acids, is non-corrosive, is stable in air, and has an indefinite shelf life. Spectroscopic information: No ¹H or ¹C NMR data are available for this compound. The FTIR data available is shown below: 100 %T 80 60 40 20 0 4000 82021-93547TM 3000 1500 Wavenumber [cm³] 2000 1000 400 Wave number (cm-¹) and Transmittance (T%) 1464 12 876 55 713 88
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