1013wyattt 1013wyattt

25-02-2020
Chemistry

contestada

Which statement best characterizes chemical reactions?
They always occur very quickly.
Their rates vary significantly.
Their rates are always slow.
They rarely occur in the natural environment.

Respuesta :

obidigbo obidigbo

25-02-2020

Answer:

Their rates vary significantly

Explanation:

Some reactions are highly exothermic for example, oxidation reaction, while some reactions are very slow for example, rusting of iron

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rachel241448 rachel241448

30-09-2020

Answer:

Their rates vary significantly

Explanation:

Answer Link

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