Author Question: Determine the molecular formula for a compound that weighs 176.13 g/mol and is 40.9 C, 54.5 O, and ... (Read 99 times)

naturalchemist

  • Hero Member
  • *****
  • Posts: 542
Determine the molecular formula for a compound that weighs 176.13 g/mol and is 40.9 C, 54.5 O, and 4.6 H by mass.
 
  What will be an ideal response?

Question 2

Phosphoric acid is added to many popular beverages to give them a tart flavor. The formula of phosphoric acid is
 
  A) H3PO4.
  B) H4PO3.
  C) H2PO4.
  D) HPO4.



xiazhe

  • Sr. Member
  • ****
  • Posts: 331
Answer to Question 1

C6H8O6

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Did you know?

The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Did you know?

Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

For a complete list of videos, visit our video library