500
Steel is a metal that is made from iron and carbon. During the steel making process, iron and carbon are melted, blended together, and then allowed to harden into a solid. The iron and carbon do not chemically react with each other. After steel was made, 20 samples were taken from one piece and tested. Each sample contained 98% iron and 2% carbon.
Which of the following terms best describes steel?
A
element
B
compound
C
homogeneous mixture
D
heterogeneous mixture
What is a homogeneous mixture?