Answer:
See explanation
Explanation:
In order to answer this question, we have to look at the principle of conservation of mass. This principle states mass is neither created nor destroyed in a chemical reaction.
Hence, in a chemical system undergoing a reaction, the total number of atoms present in the system remain the same before and after the reaction. This also implies that the weight of the system does not change.
Thus, the weight of a chemical system does not change after a chemical reaction.
If the police have figured out the identity of a criminal that did a crime. If it injured anybody, and are police on the back of the crime.
Answer:
A
Explanation:
That's the best answer I could think of lol
I'm not sure but is it being implied?
Subject. The subject in a sentence is the thing being talked about and hence cannot be left out or else the sentence makes no sense.