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Author Question: Calculate the atomic mass of element X, if it has 2 naturally occurring isotopes with the following ... (Read 170 times)

colton

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on: Aug 27, 2018
Calculate the atomic mass of element X, if it has 2 naturally occurring isotopes with the following masses and natural abundances: X-45 44.8776 amu 32.88 X-47 46.9443 amu 67.12
 
  A) 46.26 amu
  B) 45.91 amu
  C) 46.34 amu
  D) 46.84 amu
  E) 44.99 amu

Question 2

What wavelength of light would you report in units of nm, if the light had a wavelength of 7.60  10-10 m?
 
  A) 7.60  10-3 nm
  B) 7.60  10-19 nm
  C) 1.32 nm
  D) 0.760 nm
  E) 760 nm


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ecabral0

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

A

Answer to Question 2

D


colton

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Reply 2 on: Aug 27, 2018
Gracias!

ultraflyy23

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

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