I read and said it's a weak base
Answer:Chemical reactions often involve changes in energy due to the breaking and formation of bonds. Reactions in which energy is released are exothermic reactions, while those that take in heat energy are endothermic. exothermicA description of a chemical reaction that releases heat energy to its surroundings.
If they're different sizes and densities, you are able to separate the substances.
Answer:its A ( the transport of nutrients,water,oxygen to body cells
Explanation:
I just did it :)
The maximum number of covalent bonds formed by a single carbon atom is 4