Answered

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Which of these are not mixtures?

(i) air
(ii) salt
(iii) sugar
(iv) sea water

a) (i) and (ii)
b) (ii) and (iii)
c) (iii) and (iv)
d) (i) and (iv)

Sagot :

GinnyAnsweridn

Final answer:

This answer explains how to identify mixtures vs. compounds in the context of substances like sugar, sea water, and air.


Explanation:

Heterogeneous mixtures:

  • Sea water

Homogeneous mixtures:

  • Air

Compounds:

  • Sugar

In this question, the substances that are not mixtures are sugar, which is a compound, and sea water is a heterogeneous mixture. Air is a homogeneous mixture as it contains different gases evenly distributed. Therefore, the correct answer is (c) (iii) and (iv).


Learn more about Substances classification here:

https://brainly.com/question/37941643


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