It’s usually changes it into marble!!
Covalent bonds allow carbon atoms to form numerous compounds.
Hi i might be late but it’s B i hope i helped!
It would be B. the mixture became warm, as a change in temperature is certain evidence that a chemical reaction has taken place.
Answer:
The higher the AQI value, the greater the level of air pollution and the greater the health concern. For example, an AQI value of 50 or below represents good air quality, while an AQI value over 300 represents hazardous air quality.
Explanation:
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