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emmainna [20.7K]
3 years ago
12

What indicates that a chemical reaction has taken place? Explain why

Physics
1 answer:
podryga [215]3 years ago
4 0

Answer:

Color. The changing of color of a substance is not necessarily an indicator of a chemical change. For example, changing the color of a metal does not change its physical properties. However, in a chemical reaction, a color change is usually an indicator that a reaction is occurring.21-Aug-2020

Liquid → Gas: Vaporization

Gas → Liquid: Condensation

Solid → Gas: Sublimation

Solid → Liquid: Melting

Explanation:

please I need brainlist

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Which of the following is a unit of acceleration?
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{\tt{\red{\underline{\underline{\huge{Answer:}}}}}}

\longrightarrow The rate of change of velocity per unit time is called acceleration.

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3 years ago
Andre, whose mass is 77.1 kg, sits on a diving board above a dunk tank. If he is sitting 0.90 m above the water, what is his tot
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Answer:

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Explanation:

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4 years ago
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butalik [34]
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7 0
4 years ago
What kind of quantity is displacement?
Serhud [2]

Answer:

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8 0
3 years ago
Compounds formed from the attraction of oppositely charged ions are called
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Answer:

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