Which statement describes covalent bases?

they have hydroxide ions.
they produce hydrogen ions.
they are often amines.
they are named the same as ionic compounds

Gymnast always perform on padded mats. how does the mats protect the gymnast

Adeuteron, 21h, is the nucleus of a hydrogen isotope and consists of one proton and one neutron. the plasma of deuterons in a nuclear fusion reactor must be heated to about 3.02×108 k . what is the rms speed of the deuterons? express your answer using two significant figures.

Which suspect most likely committed the robbery and how do you know