delayana delayana

18-11-2016
Physics

contestada

Which statement about a chemical reaction is true?
It occurs only at low temperatures.
It occurs only at high temperatures.
It occurs whenever a physical change takes place.
It occurs whenever a chemical change takes place.

Respuesta :

mfuller mfuller

18-11-2016

D. It occurs whenever a chemical change takes place.

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mick7520 mick7520

17-03-2020

Answer:

D.it occurs whenever a chemical change takes places.

Explanation:

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