Question

(1) An ______ substance is actually a mixture ...... (2) pond water is a (homogeneous or heterogeneous) mixture ............. answer and explain it..........​

Answer 1

Answer:

(1) Air

(2) Heterogeneous mixture

Answer 2

Answer:

1) impure

2) heterogeneous

Explanation:

impure substance i.e. a substance, made up of various types of particles.That's why it is a mixture.

pond water is a heterogeneous mixture because various types of weeds, fishes, pebbles, etc. are present in the pond.

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