SODIUM SULFATE - (7757-82-6)

Introduction

Name: sodium sulfate
* IUPAC
CAS Number: 7757-82-6
Chemical Formula: Na2SO4
Molar Mass: 142.04214 g
Mass Percent: Na 32.370 %; S 22.574 %; O 45.055 % 

Classification

• inorganic

Uses/Function

• "used for production of brown wrapping paper and cardboard boxes" 1

• "The compounds NaCl, NaHCO3, Na2CO3, Na2SO4, and NaOH are used in food processing, road deicing, water treatment, glass manufacture, paper making, and the chemical industry." 2

Bonding

Thermochemistry

ΔHf° (s): -330.90 kcal/mol 3 = -1,384.49 kJ/mol
S° (s): 35.73 cal/(mol•K) 4 = 149.49 J/(mol•K)
ΔGf° (s): -302.78 kcal/mol 5 = -1,266.83 kJ/mol

Reactions

For More Information

Sources

(1) - Whitten, Kenneth W., Davis, Raymond E., and Peck, M. Larry. General Chemistry 6th ed.; Saunders College Publishing: Orlando, FL, 2000; p 928.
(2) - Swaddle, T.W. Inorganic Chemistry; Academic Press: San Diego, 1997; p 6.
(3) - Dean, John A. Lange's Handbook of Chemistry, 12th ed.; McGraw-Hill Book Company: New York, NY, 1979; p 9:4-9:94.
(4) - Dean, John A. Lange's Handbook of Chemistry, 12th ed.; McGraw-Hill Book Company: New York, NY, 1979; p 9:4-9:94.
(5) - Dean, John A. Lange's Handbook of Chemistry, 12th ed.; McGraw-Hill Book Company: New York, NY, 1979; p 9:4-9:94.
(6) - Ebbing, Darrell D. General Chemistry 3rd ed.; Houghton Mifflin Company: Boston, MA, 1990; p 138.
(7) - Ebbing, Darrell D. General Chemistry 3rd ed.; Houghton Mifflin Company: Boston, MA, 1990; p 89.
(8) - Ebbing, Darrell D. General Chemistry 3rd ed.; Houghton Mifflin Company: Boston, MA, 1990; p 137.
(9) - Ebbing, Darrell D. General Chemistry 3rd ed.; Houghton Mifflin Company: Boston, MA, 1990; p 125.
(10) - Ebbing, Darrell D. General Chemistry 3rd ed.; Houghton Mifflin Company: Boston, MA, 1990; p 93.
(11) - Kotz, John C., Treichel, Paul, and Weaver, Gabriela. Chemistry & Chemical Reactivity 6th ed.; Thomson Brooks/Cole: Belmont, CA, 2006; p 166.
(12) - Kotz, John C. and Treichel, Paul. Chemistry & Chemical Reactivity 4th ed.; Thomson Brooks/Cole: Belmont, CA, 1999; p 173.
(13) - Ebbing, Darrell D. General Chemistry 3rd ed.; Houghton Mifflin Company: Boston, MA, 1990; p 126.
(14) - Kotz, John C., Treichel, Paul, and Weaver, Gabriela. Chemistry & Chemical Reactivity 6th ed.; Thomson Brooks/Cole: Belmont, CA, 2006; p 168.