Answer:
how much should examples should I give
I think verterbrates have a back bone others do not. I only THINK so.
<span>D. earthworm would be classified in the same kingdom as the hawk (both animals). </span>
Answer:
D. A brown gas produced
Explanation:
When a chemical reaction occur, there are several changes that takes place such as change in color, odor change, formation of a gas, and formation of a precipitate etcetera.
In the given chemical reaction, two colorless gas (NO and O2) react together and form brown gas (NO2). So, the change of gas from colorless to brown gas is the evidence that shows chemical reaction occurred.
Hence, the correct option is "D. A brown gas produced".
3 types of energy that could be used in my house would be solar, wind, and normal electric. The ideal energy source that is not harmful to the environment is solar, as it can power a house, and doesn't use up non-renewable resources.
Brainliest, please?Thanks!