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Author Question: That light can undergo interference is evidence that it: a. has a phase of 180. c. behaves like a ... (Read 277 times)

kamilo84

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on: Jul 28, 2018
That light can undergo interference is evidence that it:
 a. has a phase of 180.
  c. behaves like a wave.
  b. has electric properties.
  d. is made of corpuscles.

Question 2

A storeroom has a volume of 30 m3 and is filled with air of an average molecular mass of 29 u. What is the mass of the air in the room at a pressure of 1.0 atm and temperature of 22C? R = 0.082 L  atm/mol  K
 a. 36 kg
  c. 72 kg
  b. 1240 kg
  d. 700 kg


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tofugiraffe

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Reply #1 on: Jul 28, 2018
Answer to Question 1

C

Answer to Question 2

A


kamilo84

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Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)

juliaf

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Reply 3 on: Yesterday
Wow, this really help

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