Help please for 10 points

Which step in naming unsaturated hydrocarbons is used for alkenes but not alkynes

Will give ! what are the advantages and disadvantages of nuclear power? check all that apply. one advantage of nuclear energy is that it does not produce carbon dioxide emissions. storage of nuclear waste is a short-term problem associated with nuclear energy. the problem with uranium mining is that a large quantity of uranium must be extracted to meet energy needs because the energy release from uranium fission is so low. safe operation of a nuclear power plant can be jeopardized by a human mistake.

If an area has high air pressure and low humidity, what type of weather will it most likely have? plz !