Anyone wanna test out our chemistry? lol (not in the wrong way, lets just talk :)

Which compound contains both ionic and covalent bonds? a) hbr b)cbr4 c)nabr d) naoh

How does the principle of electromagnetism explain the interaction between earth’s magnetic field and the solar wind?

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.