Aug 03, 2014 · 3. Which of the following is an example of a homogeneous mixture? A. Sand B. Copper C. Bronze D. Zinc
Mixtures that appear to be homogeneous are often found to be heterogeneous after microscopic examination. Milk, for example, appears to be homogeneous, but when examined under a microscope, it clearly consists of tiny globules of fat and protein dispersed in water ( Figure 1.7 "A Heterogeneous Mixture" ).
B If a substance is not chemically pure, it is either a heterogeneous mixture or a homogeneous mixture. If its composition is uniform throughout, it is a homogeneous mixture. Solution: A Tea is a solution of compounds in water, so it is not chemically pure. It is usually separated from tea leaves by filtration.