Question

how would you classify raisin bran? pure substance - compound mixture - heterogeneous pure substance - element mixture - homogeneous none of the above

Explanation:

Raisin bran contains raisins and bran flakes which are visibly different substances. A heterogeneous mixture has non - uniform composition with distinct parts. A pure substance - compound is made of two or more elements chemically combined, a pure substance - element is a single type of atom, and a homogeneous mixture has a uniform composition throughout. Raisin bran is a mixture and is heterogeneous.

Answer:

mixture - heterogeneous