The dispersed particles of a colloid exhibit brownian motion, in which they move in a chaotic manner without a discernible pattern. The brownian motion is the erratic random motion of particles that are suspended in a fluid which results to the collision of molecules moving fast in the fluid they are in.
1 mole ------------ 6.02 x 10²³ atoms
? moles ----------- 5.0 x 10²³ atoms
moles = 5.0 x 10²³ / 6.02 x 10²³
= 0.830 moles
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Answer:
density of a piece of metal = 7 gr/ml
Explanation:
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Answer:
Friction and Automobile Tires. ... On dry surfaces you might get as high as 0.9 as a coefficient of friction, but driving them on wet roads would be dangerous since the wet road coefficient might be as low as 0.1
Explanation:
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It broke up in the Mesozoic era.
