Answer:
The concentration of a chemical substance expresses the amount of a substance present in a mixture.
Another definition is that concentration is the ratio of solute in a solution to either solvent or total solution. Concentration is usually expressed in terms of mass per unit volume.
<span>plums, they contain antioxidants and a lot of vitamin C and they're only 30 cals,</span>
IT should be c a decreased wave frequency.
I don't know man I could be wrong. papa bless
Answer:
Every electric circuit, regardless of where it is or how large or small it is, has four basic parts: an energy source (AC or DC), a conductor (wire), an electrical load (device), and at least one controller (switch). Visualize what happens when you switch on a room light.
Explanation:
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Air pressure decreases with altitude
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