Because going down a column you are jumping up to the next higher main energy level (n) and each energy level is further out from the nucleus
The correct response I believe is D. The reaction rate increases because the probability of collisions increases as there are more Zn atoms to react.
Answer:
2.645
Explanation:
Rate of diffusion formula:
Sqrt(mass2/mass1)
>>sqrt(14/2)
(Note:Hydrogen must exist in dwiatomic, [H2])
Answer:
Molecules move from areas of high concentration to areas of low concentration.
