Answer:
An atom gets larger as the number of electronic shells increase; therefore the radius of atoms increases as you go down a certain group in the periodic table of elements. In general, the size of an atom will decrease as you move from left to the right of a certain period.
Explanation:
POH=14-pH
pH=-lg[H⁺]
pOH = 14 + lg0.025 = 12.4
Hi there!
The answer would be D. Forming or breaking bonds.
When forming or breaking bonds, a new substance is created and it’s no longer just a physical change. Sometimes when bonds are breaking and new ones are forming there can be a change in composition.
Hope this helps !
Its two elements put together
