Which of the following is not true of bases? a. bases are electrolytes. b. bases have a distinctly bitter taste. c. bases react with acids to produce a salt and water. d. bases have more hydroxide ions that than hydronium ions.

Which is an example of the practical pursuit of alchemy? a. forming perfect substances. b. transforming base metals. c. developing metalworking techniques. d. linking spiritual characteristics with material substances.

The bond energy for the van der waals bond between two helium atoms is 7.9×10−4ev. assuming that the average kinetic energy of a helium atom is (3/2)kbt, at what temperature is the average kinetic energy equal to the bond energy between two helium atoms

Which substance is a steroid? cholesterol fatty acid monosaccharide trans fat