Question

Which of the following materials fall in the category of a pure substance? *

1 point

A) Brlck

B) Wood

C) Ice

Air

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Answer 1

Answer:

C) Ice is ur answer

Explanation:

Ice, iron, hydrochloric acid, calcium oxide, mercury are pure substances as they have definite composition. Milk is a colloid and acts as a heterogeneous mixture hence is not a pure substance.

Answer 2

Answer:

option c

Explanation:

Ice