Monday, February 8, 2010

Which of the following statements of diffusion are false?

a.Its very effective over very short distences


b.requires energy to do it's work


c.the diffusion of water is ossmosis


d.diffusion is the movement of molecules from a geater to a leaser.





please helpWhich of the following statements of diffusion are false?
d -diffusion is the spreading of molecules from a smaller space to a larger spaceWhich of the following statements of diffusion are false?
Read the Question again it ask which is FALSE ..not True


12: Which of the following statements about diffusion is false?


A. False.


B. True.


C. True.


D. True.


The desired false answer is A. It's false to say that diffusion is effective over very short distances.

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b
a) It can be effective over short distances such as in semi-permeable membranes. Is not a.


b) This is the answer because diffusion is a form of passive transport and does not require a form of energy.


c) The diffusion of water from greater to lower concentration is osmosis so this is true.


d) True
  • ie
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