An element has five valence electrons available for bonding. this element is most likely which of the following
boron

phosphorus

tin

tellurium

The difference between the atomic number of an element and the element’s atomic mass is the number of ions.

How many moles are in 43.9 l of oxygen

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!