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Author Question: What is the pH of a solution in which H3O+ = 1.2 10-3 M? A) 1.20 B) 2.92 C) 11.08 D) 12.80 ... (Read 21 times)

Metfan725

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on: Aug 27, 2018
What is the pH of a solution in which H3O+ = 1.2  10-3 M?
 
  A) 1.20
  B) 2.92
  C) 11.08
  D) 12.80
  E) 8.33  10-12

Question 2

How much energy (in kJ) do 3.0 moles of photons, all with a wavelength of 655 nm, contain?
 
  A) 183 kJ
  B) 303 kJ
  C) 394 kJ
  D) 548 kJ
  E) 254 kJ


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kaylee05

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

B

Answer to Question 2

D


Metfan725

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Reply #2 on: Aug 27, 2018
Both answers were spot on, thank you once again


kaylee05

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Reply #3 on: Aug 27, 2018
Great! Please up vote :D


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