The statement that is true is that B. Atoms always remain intact during chemical reactions.
Atoms simply mean the <u>basic units of matter.</u> They're the defining structure of an element. Atom is also known as the smallest unit of matter.
It should be noted that atoms always remain intact during chemical reactions. They cannot be added and removed when there are <em>chemical reactions.</em>
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Substances that cannot be separated and found on a periodic table are elements.
The most mass is in my grandmas, because she a big lady. Respectfully.
To find density, you just divide the mass by the volume (density is the measurement of the amount of mass in a certain volume):
