I believe the correct answer is A) 6
Explanation:
This situation is analogous to a double replacement reaction. A double-replacement reaction occurs when parts of two ionic composites are exchanged, making two new composites. One characteristic of this kind of reaction is that there are two compounds as reactants and two different compounds as products. So, in this case we can relate with it because there are two new couples with the same members that formed the previous couples.
Answer:
A force is a push or pull that can cause an object to move, stop, or change speed or direction.
Answer:
D
Explanation:
Once it combusts it most of the time reacts with oxygen to produce carbon dioxide, water, and heat.