The product of the synthesis reaction between sodium and chlorine gas is a.
polyethylene.
c.
sodium chloride.
b.
carbon dioxide.
d.
copper (II) chloride.

50.)the diagram below represents the wave fronts produced by a point source moving to the right in a uniformmedium. observers are located at points a and b.compared to the wave frequency and wavelength observed at point a, the wave observed at point b has a(1) higher frequency and a shorter wavelength(2) higher frequency and a longer wavelength(3) lower frequency and a shorter wavelength(4) lower frequency and a longer wavelength