It is C.ti and o and you don’t have to make me brainlest
All of these are compounds except oxygen because a compound is two or more different elements bonded together.
Answer:
I would say the answer is b.
Explanation:
Answer:
The first row of elements fits in period <u>6</u>, after the element <u>lanthanum (La)</u>. The second row of elements fits in period <u>7</u>, after the element <u>actinium (Ac). </u>
I hope this helps!
Natural selection requires variation between individuals. Mutations and reproduction increase genetic variation in a population. Natural selection occurs when environmental pressures favor certain traits that are passed on to offspring.