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Chemisty faqs 2
Question | Answer |
---|---|
Tyndall effect | when light that shines through a collide bounces off the particles and causes the light to scatter and it is seen as a beam. Like smoke and searchlights. |
Flocculating agent | can turn collides into suspensions |
Enthalpy (H) | energy stored in a substance |
Entropy (S) | A measure of disorder that exists in any system |
Hess's Law | Enthalpy is a state of function and is therefore independent of path. |
Common Ion Effect | When two chemicals are mixed and they form a saturated or supersaturated compound |
Le Chateliers Principle | When stress (change in temp., pressure or concentration) is applied to a reversible reaction, it will shift in the direction that relieves the stress |
Haber Process | an industrial process used to make ammonia from hydrogen and nitrogen |