Questions from General Chemistry

Q: What general name is given to sugars containing five carbon atoms?

What general name is given to sugars containing five carbon atoms? six carbon atoms? three carbon atoms?

Q: Although both starch and cellulose are polymers of glucose, starch is

Although both starch and cellulose are polymers of glucose, starch is digestible by humans and cellulose is not. How do the structures of these polysaccharides differ, resulting in their different dig...

Q: Identify the Brønsted–Lowry conjugate acid–base pairs in each

Identify the Brønsted–Lowry conjugate acid–base pairs in each of the following. a. NH3(aq) + H2O( l ) ⇌ NH4+(aq) + OH-(aq) b. H2SO4(aq) + H2O( l ) ⇌ HSO4-(aq) + H3O+(aq) c. O2-(s) + H2O( l ) ⇌...

Q: Describe the structure of a wax. Where do waxes occur naturally

Describe the structure of a wax. Where do waxes occur naturally in living creatures, and what function do they serve?

Q: What is a phospholipid? How does the structure of a phospholipid

What is a phospholipid? How does the structure of a phospholipid differ from that of a triglyceride? What is the function of the phospholipid lecithin?

Q: Write the equilibrium constant expression for each of the following reactions.

Write the equilibrium constant expression for each of the following reactions. a. 4NO( g) ⇌ 2N2O( g) + O2( g) b. 4PF3( g) ⇌ P4(s) + 6F2( g) c. CO( g) + 3H2( g) ⇌ CH4( g) + H2O( g) d. 2BrF5( g) ⇌...

Q: Suppose that for the following reaction Br2( g) + Cl2

Suppose that for the following reaction Br2( g) + Cl2( g) ⇌ 2BrCl( g) it is determined that, at a particular temperature, the equilibrium concentrations are as follows: [Br2( g)] = 7.2 * 10-8 M, [Cl2...

Q: You have learned the basic way in which scientists analyze problems,

You have learned the basic way in which scientists analyze problems, propose models to explain the systems under consideration, and then experiment to test their models. Suppose you have a sample of a...

Q: Without consulting your textbook or notes, state as many points as

Without consulting your textbook or notes, state as many points as you can of Dalton’s atomic theory. Explain in your own words each point of the theory.

Q: Write expressions for Ksp for each of the following sparingly soluble substances

Write expressions for Ksp for each of the following sparingly soluble substances. a. Cu(OH)2(s) b. Co2S3(s) c. Hg2(OH)2(s) d. CaCO3(s) e. Ag2CrO4(s) f. Hg(OH)2(s)