Which description best describes colloids?
A. Formed by mixing different kinds of solutions.
B. Have molecules that are big enough to settle at the bottom.
C. Mixtures of two or more substances than can be easily separated.
D. Composed of molecules bigger than a solution but smaller than a suspension
A. Formed by mixing different kinds of solutions.
B. Have molecules that are big enough to settle at the bottom.
C. Mixtures of two or more substances than can be easily separated.
D. Composed of molecules bigger than a solution but smaller than a suspension
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Answer:
D. Composed of Molecules Bigger than a Solution but Smaller than a Suspension.
Colloids are Unlike Solutions Because their Dispersed Particles are much Larger than those of a Solution. The Dispersed Particles of a Colloid Cannot be Separated by Filtration, but they Scatter Light, a Phenomenon Called the Tyndall Effect.