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Author Question: The molecular weight of a gas divided by 22.4 L is used to express which of the following? a. ... (Read 161 times)

tth

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on: Jul 16, 2018
The molecular weight of a gas divided by 22.4 L is used to express which of the following?
 
  a. Density c. Partial pressure
  b. Diffusion rate d. Specific gravity

Question 2

A practical application of Avogadro's law is seen in the calculation of which of the following? 1. Specific gravity 2. Diffusion rate 3. Gas density 4. Osmosis
 
  a. 1 and 2 c. 2 and 4
  b. 1 and 3 d. 3 and 4


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pikon

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Reply #1 on: Jul 16, 2018
Answer to Question 1

ANS: A
The density of a gas per unit volume can be calculated with the following formula:
Density (gm/L) = mw of gas/22.4 L.

Answer to Question 2

ANS: B
A practical application of Avogadro's law is seen in the calculation of gas densities and specific gravity.


tth

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Reply 2 on: Jul 16, 2018
Wow, this really help

xiaomengxian

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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