Ethene is the first member of the
a. alkane series
b. alkyne series
c. saturated hydrocarbons
d. unsaturated hydrocarbons
e. aromatic hydrocarbons

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 is a characteristic of the electron sea model for metallic bonding? molecular orbitals overlap to produce bands. electrons flow easily between metal nuclei. electrons are in fixed positions in the orbitals. atomic nuclei are arranged in an irregular pattern.

Explain what happened when the storm surges from hurricanes reached the gulf coast