Classify each of the following as a pure substance or a mixture. If a mixture, indicate whether it is homogeneous or heterogeneous:. (a) rice pudding, (b) seawater, (c) magnesium, (d) crushed ice.

a) Heterogeneous mixture (b) Homogenous mixture (c) Pure substance (d) Pure substance

Explanation:

Homogenous mixtures contains mixture of substances with similar proportions while Heterogenous mixture contains substances with a varying proportion.

your answer would be a. 12.5 kg

the correct answer is option d

explanation:

i was wrong its d because they dont use cm when calculating square roots