Why does oil not dissolve in water?
a. It has covalent bonds connecting the atoms.
b. It is found within tissues of organisms.
c. It is not a polar molecule.
d. It has ionic bonds
ANS: C
Oil molecules are nonpolar. Nonpolar molecules are not attracted to water molecules so the bond
strength found in oil is not diminished as it is with polar molecules. Information can be found in the
section Water Is a Powerful Solvent.
You might also like to view...
If a zonal operation involves two rasters, one of the rasters must be defined as the zonal raster. What is a zone?
What will be an ideal response?
What biological chemical is important in heredity of traits?
a. Carbohydrates b. Nucleic acids c. Lipids d. Proteins
An estuary is ________
A) a coral reef ecosystem that has experienced bleaching because of changes in water temperature B) a person who compiles and analyzes statistics to determine the maximum allowable catch for fish and other seafood C) a landform created from the silt that moves down a river and into the ocean D) a biologically rich area where a river flows into the ocean, where fresh- and saltwater mix
During decarboxylation, which final step occurs after carbon dioxide has been lost?
A) keto-enol tautomerism to give an enol product B) keto-enol tautomerism to give a keto product C) Nothing, loss of carbon dioxide directly generates the final enol product. D) Nothing, loss of carbon dioxide directly generates the final keto product.