Answer the following question given this paragraph: Solution 1. Saltwater acts as if it were a single substance even though it contains two substancessalt and water. Saltwater is a homogeneous mixture, or a solution. Soil is composed of small pieces of a variety of materials, so it is a heterogeneous mixture. Water is a substance; more specifically, because water is composed of hydrogen and oxygen, it is a compound. Oxygen, a substance, is an element. Q: Saltwater is a homogeneous mixture, another term for what? Choices: - structure - element - lipid - solution A:
A:
solution