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Author Question: What is the frequency (s-1 ) of a photon that has an energy of 4.38 10-18 J? A) 436 s-1 B) 6.61 ... (Read 57 times)

formula1

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on: Aug 27, 2018
What is the frequency (s-1 ) of a photon that has an energy of 4.38  10-18 J?
 
  A) 436 s-1
  B) 6.61  1015 s-1
  C) 1.45  10-16 s-1
  D) 2.30 107 s-1
  E) 1.31  10-9 s-1

Question 2

Ammonia is a ________.
 
  A) weak acid
  B) strong base
  C) weak base
  D) strong acid
  E) salt


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chem1s3

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Reply #1 on: Aug 27, 2018
Answer to Question 1

B

Answer to Question 2

C


formula1

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Reply 2 on: Aug 27, 2018
YES! Correct, THANKS for helping me on my review

robbielu01

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Reply 3 on: Yesterday
Gracias!

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