Because fluorine has seven valence electrons (\(2s^2 2p^5\)), seven covalent bonds in principle could form around the atom. Such a compound might be \(FH_7\) or \(FCl_7\). These compounds have never been prepared. Why?

Anatomy & Physiology 1
If an amino acid is not used to create new proteins, it can be ________. a. converted to acetyl CoA b. converted to glucose or ketones c. converted to nitrogen d. stored to be used later

The Economics of Money, Banking and Financial Markets 12th
Why does the free-rider problem occur in the debt market?

Human Biology 11
Why is DNA replication called semiconservative?

Biology 11
What would happen if a plant cell were placed in an isotonic solution? a hypertonic environment? a hypotonic environment? How would you modify your predictions for an animal cell?

Psychology 5
The prisoners dilemma game illustrates a. in-group favoritism. b. the diffusion of responsibility. c. group polarization. d. the benefits and costs of cooperation.

Biological Psychology 12
How does alcohol decrease anxiety? a. By shifting blood flow from the left hemisphere to the right hemisphere b. By increasing glutamate activity in the prefrontal cortex c. By facilitating the effects of GABA on certain receptors d. By inhibiting the reuptake of serotonin

General Chemistry. Principles and Modern Applications 11
When an iron object rusts, its mass increases. When a match burns, its mass decreases. Do these observations violate the law of conservation of mass? Explain.

Biology: The Dynamic Science 5
What were Lamarck's contributions in an evolutionary worldview?