Which type of combination is a mixture? A.
electrical

B.
chemical

C.
physical

D.
thermal

C.  physical

Explanation:

A mixture is a physical combination. Mixtures are combinations of compounds and molecules without any chemical reaction taking place.

Mixtures have the following properties:

They have an indefinite composition i.e they consist of two or more elements and or compounds in any proportion by massTheir constituents retains their identities i. e physical property is retained. Their constituents reacts differently to changed conditions. They are easily separated into constituents by physical methods

C) electrons encircling a nucleus with neutrons and protons

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