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What is a type of suspension that does not settle out under normal . . . I think you are looking for the term "colloid " And a colloid is a mixture of particles of two or more substances that are finely dispersed in each other Colloids can include gels, sols, and emulsions and the particles cannot be separated by mechanical means such as filtration or by the action of a centrifuge A common example of a colloid is mayonnaise or hollandaise sauce (yum) You
What is an insoluble substance? + Example - Socratic Explanation: An example of insoluble substance is sand (quartz) in water Thus, sand can be separated from the water by filtration, or and sedimentation On the other hand soluble substance can be Silicon Floride, on reacting sand (SiO2) with hydrofloric (HF) acid, according to the following reaction: SiO2 + HF = Si (F)2 + H2O
Question #924dc - Socratic Charge polarity and size The lipid bilayer stops any and all charged particles, as well as polar molecules Any polar substances that are trying to pass the membrane get blocked by the apolar "tails" of the membrane Small molecules can move between the phospholipids in the membrane (in small amounts) Larger molecules can't pass the membrane at all through diffusion Their size makes them too