Which of the following reactions is able to take place? Group of answer choices

None of the Above

Ag + NaNO3

All of the Above

Na + KNO3

Ag + KNO3

K+ NaNO3

the density(ratio between mass and volume as m/v) decreases from top to bottom in periodic table group as the size increases and nuclear charge decreases. but in periods density increases from left to right as atom size decreases and nuclear charge increases.

space exploration has led to the development and technological improvement of many everyday items. (if this answer is wrong i will find the right answer) : )

it is the most commonly accepted one