SODIUM BICARBONATE - (144-55-8)

Introduction

Name: sodium bicarbonate; sodium hydrogen carbonate*; baking soda
* IUPAC
CAS Number: 144-55-8
Chemical Formula: NaHCO3
Molar Mass: 84.00661 g
Mass Percent: Na 27.366 %; H 1.1998 %; C 14.297 %; O 57.136 % 

Classification

• inorganic

Uses/Function

• "Sodium bicarbonate is used as an important constituent of baking powders and in making effervescent salts." 1

• "used for baking and other household uses" 2

• "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." 3

• "pH adjustment [in chemical water analysis]" 4

Bonding

Thermochemistry

ΔHf° (s): -226.5 kcal/mol 5 = -947.68 kJ/mol
S° (s): 24.4 cal/(mol•K) 6 = 102.09 J/(mol•K)
ΔGf° (s): -203.6 kcal/mol 7 = -851.86 kJ/mol

Reactions

For More Information

Sources

(1) - Brownlee, Raymond B., Fuller, Robert W., and Whitsit, Jesse E. Elements of Chemistry; Allyn and Bacon: Boston, Massachusetts, 1959; p 192.
(2) - Whitten, Kenneth W., Davis, Raymond E., and Peck, M. Larry. General Chemistry 6th ed.; Saunders College Publishing: Orlando, FL, 2000; p 928.
(3) - Swaddle, T.W. Inorganic Chemistry; Academic Press: San Diego, 1997; p 6.
(4) - Hammer, Mark J. Water and Wastewater Technology, 2nd ed.; Prentice Hall: Englewood Cliffs, NJ, 1986; p 9.
(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) - Dean, John A. Lange's Handbook of Chemistry, 12th ed.; McGraw-Hill Book Company: New York, NY, 1979; p 9:4-9:94.
(7) - Dean, John A. Lange's Handbook of Chemistry, 12th ed.; McGraw-Hill Book Company: New York, NY, 1979; p 9:4-9:94.
(8) - Ebbing, Darrell D. General Chemistry 3rd ed.; Houghton Mifflin Company: Boston, MA, 1990; p 137.
(9) - Zumdahl, Steven and Zumdahl, Susan A. Chemistry 9th ed.; Brooks/Cole: Belmont, CA, 2014; p 132.
(10) - Swaddle, T.W. Inorganic Chemistry; Academic Press: San Diego, 1997; p 211.
(11) - Ebbing, Darrell D. General Chemistry 3rd ed.; Houghton Mifflin Company: Boston, MA, 1990; p 94.
(12) - Ebbing, Darrell D. General Chemistry 3rd ed.; Houghton Mifflin Company: Boston, MA, 1990; p 181.