Atoms which might substitute for one another can be found in the same column in the periodic table.
So, since Si and C are found in the same column, they can substitute each other.
1. Si = C
2. K = Na
3. Nb = V
4. Cu = Ag
5. P = As
6. Mg = Ca
The answer is D my brother
Answer: because it is
Explanation: to be honest is just is there is not explanation needed
Answer:
more drag is created because the air molecules are not moving out of the way of the airplane
Explanation:
A. Both the cell membrane and the nuclear membrane are protective coverings.
