kellyeg1006 kellyeg1006

09-12-2022
Chemistry

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In Chemistry class, students have been discussing the differences between physical and chemical changes.
The students carried out several procedures and recorded their observations. The students determined that
one of the procedures is an example of a physical change, but not a chemical change.
Which of the following tests conducted shows a physical change?
A A colorless liquid changes to blue when another solution is added.
B Two clear liquids are combined, and the beaker becomes cloudy.
A cube of metal aluminum is flattened to create aluminum foil.
D Two clear liquids are combined, and the beaker becomes hot.
C

In Chemistry class students have been discussing the differences between physical and chemical changes The students carried out several procedures and recorded class=

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