4
QuizMultiple Choice

Introduction to Chemical Reactions

Question 4 • WCA - Physical Science A*

Pedro wants to create a chemical reaction between oil and water. He adds oil to a beaker of water and notices that the liquids do not mix. He then shakes the beaker and the drops of oil become suspended through the water for a few moments before returning to their separate layers.

Answer
A
Yes, because the oil was evenly suspended.
B
Yes, because the solution was permanently changed.
C
No, because the oil only briefly mixed with the water.
D
No, because no new substances were formed.
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