Which of the following is not true about chemical changes? a. they form a new substance. b. they can be reversed by physical changes. c. they can be detected by changes such as color. d. they have different properties from their starting materials. select the best answer from the choices provided
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Physics, 21.06.2019 21:30
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You are about to open a container of soy milk but notice that there are instructions to “shake well before serving.” the soy milk is most likely a
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Madison pushes with a 210-n horizontal force on a 24-kg crate of coffee resting on a warehouse floor. the force of friction on the crate is 74 n. what is the acceleration?
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Physics, 22.06.2019 21:00
The velocity of a car traveling in a straight line increases from 0 meters/second to 30meters/second in 8 seconds. what is the average acceleration of the car?
Answers: 1
Which of the following is not true about chemical changes? a. they form a new substance. b. they ca...
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