An element R has the atomic number of 12, (i) Draw it electron configuration. (ii) determine the charge of its ion. (iii) write the formula of the compound formed between R and Chlorine. (iv) state the group and period of R in the periodic table.​

The best solution for preventing harm to people and pets from severe hurricanes involves determining and warning residents about what

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 of the following are correct values for the ideal gas laws constant r