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Author Question: In radioactive decay, the original nucleus before decay is referred to as the A) daughter isotope ... (Read 335 times)

cool

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on: Jul 27, 2018
In radioactive decay, the original nucleus before decay is referred to as the
 
  A) daughter isotope
  B) parent isotope
  C) mother-in-law isotope
  D) progenitor isotope

Question 2

Total constructive interference occurs when two waves with similar frequency and wavelength
 
  A) are completely out of phase.
  B) are completely in phase.
  C) have 45 degrees phase difference.
  D) have 90 degrees phase difference.
  E) have a phase difference of -90 degrees.


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kjo;oj

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

B

Answer to Question 2

B


cool

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Reply 2 on: Jul 27, 2018
:D TYSM

Joy Chen

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Reply 3 on: Yesterday
Excellent

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