Answer: concentration
Explanation:
Concentration refers to the amount of a substance present in a sample. The more molecules of a substance present in a sample, the greater its concentration. The less molecules of a substance in a sample, the lesser the concentration. We are often concerned about analytically determining the concentration of a substance using diverse analytical methods in chemistry.
Answer:
it's either B. or C.. hope this helps!
Explanation:
False. A mixture represents elements or molecules which are not chemically combined.
Answer:
10.35
Explanation:
multiply moles by molar mass from periodic table
