1.The ability to see the scattering of light when passed through a colloid is kn
ID: 859194 • Letter: 1
Question
1.The ability to see the scattering of light when passed through a colloid is known as
a. an emulsifying agent.
b. the Tyndall effect.
c. the dispersing effect.
d. a scattering ratio.
2.You discover that your roommate has left a half-full bottle of cola on the kitchen counter without replacing the cap - AGAIN!. Not surprisingly, the cola is now flat (all carbonation is gone). Why did this happen?
a. Oxygen in the atmosphere reacts with the cola, eliminating the carbonation.
b. The solubility of the carbon dioxide gas in the cola has decreased due to it being left at a lower pressure.
c. Warm bottles of cola will lose their carbonation faster than cold ones, even if the lid had been left on.
d. The solubility of the carbon dioxide gas diffuses through the wall of the bottle.
a. an emulsifying agent.
b. the Tyndall effect.
c. the dispersing effect.
d. a scattering ratio.
Explanation / Answer
1 tyndall effect
2 The solubility of the carbon dioxide gas in the cola has decreased due to it being left at a lower pressure.
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