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Author Question: If the H+ of a water sample is 1 10-4 M, the OH- is A) 1 10-4 M. B) 1 10-14 M. C) 1 104 M. ... (Read 44 times)

2125004343

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If the H+ of a water sample is 1  10-4 M, the OH- is
 
  A) 1  10-4 M.
  B) 1  10-14 M.
  C) 1  104 M.
  D) 1  10-10 M.
  E) none of the above

Question 2

Calculate the energy of the orange light emitted, per photon, by a neon sign with a frequency of 4.89  1014 Hz.
 
  A) 3.09  10-19 J
  B) 6.14  10-19 J
  C) 3.24  10-19 J
  D) 1.63  10-19 J
  E) 5.11  10-19 J



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mammy1697

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Answer to Question 1

D

Answer to Question 2

C




2125004343

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Reply 2 on: Aug 27, 2018
Gracias!


DylanD1323

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

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