2kg nitrogen reacts with 1 kg hydrogen. calculate the mass of ammonia

Iwll give extra points to who gets this for ! what type of reaction is this? ?

Write the symbol for every chemical element that has atomic number greater than 3 and atomic mass less than 12.0 u.

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.