Question

part a which of the following is a homogeneous mixture? molten iron water trail mix stainless steel none of the above

Explanation:

A homogeneous mixture has uniform composition throughout. Molten iron and water are pure substances (elements and compound respectively). Trail - mix is a heterogeneous mixture with visible different components. Stainless steel is an alloy, a homogeneous mixture of iron and other elements.

Answer:

D. stainless steel