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taurus [48]
2 years ago
6

Compare and contrast physical changes with chemical changes.

Chemistry
1 answer:
Alekssandra [29.7K]2 years ago
3 0

There are several differences between a physical and chemical change in matter or substances. A physical change in a substance doesn't change what the substance is. In a chemical change where there is a chemical reaction, a new substance is formed and energy is either given off or absorbed.

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Answer:

Silicon atoms have 14 protons.

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Silicon atoms have 14 electrons.

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What 3 sub types of covergent plate boundaries?
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Exactly one mole of an ideal gas is contained in a 2.00-liter container at 1,000 K. What is the pressure exerted by this gas?
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Answer:

(n, l, m sub l, m sub s)

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8 0
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