FAST PLZ Why is krypton stable? why? does krypton have any weaknesses?
does krypton commonly form ions? why and why not?
does krypton have any isotopes or doppelgangers? if so, what are they and how did they form?

What is the polyatamic ion of borate

Drug abuse will not lead to physical and psychological dependence. true or false ?

Pastoral farming is best described as a. a method of raising livestock and moving herds b. an african method of agriculture c. a method of cultivating crops on poor soils d. a common method of desert farming select the best answer from the choices provided a b c d