Question

1. what is a physical blend of two or more substances with uniform composition? select all that apply. heterogeneous mixture homogeneous mixture solution pure substance

Explanation:

A homogeneous mixture is a physical blend of two or more substances with a uniform composition throughout. A solution is a type of homogeneous mixture where one substance (solute) is dissolved in another (solvent), also having a uniform composition. A heterogeneous mixture has a non - uniform composition, and a pure substance is not a mixture but has a fixed chemical composition.

Answer:

B. homogeneous mixture
C. solution