Biology, 12.04.2021 19:20 brooklynunderwood46
Four mixtures are made by combining two clear liquids, and observations are made. Which mixture demonstrates that a chemical change has occurred?
A. Mixture 1: The combined liquids have a greater mass than either of the starting liquids.
A. Mixture 1: The combined liquids have a greater mass than either of the starting liquids.
B. Mixture 2: The liquids, when mixed, produce a white solid, which settles to the bottom.
B. Mixture 2: The liquids, when mixed, produce a white solid, which settles to the bottom.
C. Mixture 3: The mixture of the two liquids takes the shape of the container.
C. Mixture 3: The mixture of the two liquids takes the shape of the container.
D. Mixture 4: The denser of the two liquids lies below the other, less dense liquid.
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