True or False:

Rain is the only form of precipitation that this pollutant takes.

Which type of bonding involves the complete transfer of a valence electron from a less electrogrative atom to a more electronegative one

List four observations that indicate that a chemical reaction may be taking place

Astring vibrates with a frequency of 10 hz. why can't a person hear the sound waves produced by the vibrating string, no matter how large the amplitude of the waves? out! this is homework and due tomorrow! you so much!