Acetic acid and ether are pure substance because they can not be further broken down.
<h3>What is a homogeneous mixture?</h3>
A homogenous mixture consists only of single phase. A solution is comprised of a solute and a solvent while a colloid is a false solution.
The following is a classification of each of the items;
1- Acetic acid - pure substance
2- Ether - pure substance
3- Vinegar - homogeneous mixture
4- Gravy - colloid
5- Beef stew - colloid
6- Seltzer water - solution
7- Salad - colloid
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Mising parts;
Classify each of the following as a pure substance, homogeneous mixture, solution, or colloid.
1- Acetic acid
2- Ether
3- Vinegar
4- Gravy
5- Beef stew
6- Seltzer water
7- Salad
Answer:
The formula for an average rate of return is derived by dividing the average annual net earnings after taxes or return on the investment by the original investment or the average investment during the life of the project and then expressed in terms of percentage.
Answer:
18
Explanation:
27 divided by 3 is 9. 9 times 2 equals 18.
Answer: production possibilities curve
Explanation: A production possibilities curve, or PPC, shows the relative amounts of two things you can "produce" with the time you have. Time is a scarce
resource. A PPC shows the possibilities of how much you could accomplish of each task with your time