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Author Question: Hydraulicists often express rainfall in acre-feet. This is the amount of water required to cover an ... (Read 74 times)

Chelseaamend

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on: Jul 29, 2018
Hydraulicists often express rainfall in acre-feet. This is the amount of water required to cover an area of one acre to a depth of one foot. There are 640.0 acres in a square mile, and 5280 feet in one mile.
 
  How many cubic feet are there in one acre-foot?

Question 2

The Bohr model of the hydrogen atom predicts an ionization energy of 13.6 eV. With this model one would expect the ionization energy of the Li++ ion to be
 
  A) 122.4 eV
  B) 40.8 eV
  C) 54.4 eV
  D) 27.2 eV
  E) 79.6 eV


Ksanderson1296

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Reply #1 on: Jul 29, 2018
Answer to Question 1

43,560 ft3

Answer to Question 2

A


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