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Author Question: What is the origin of the nitrogen in Titan's atmosphere? A) gas captured from the solar nebula ... (Read 17 times)

Caiter2013

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on: Jul 27, 2018
What is the origin of the nitrogen in Titan's atmosphere?
 
  A) gas captured from the solar nebula
  B) breakdown of ammonia (NH3 ) by ultraviolet light from the Sun
  C) outgassing from Titan's interior
  D) impacts from comets

Question 2

Which of the following is not considered a fundamental particle?
 
  A) an electron
  B) an up quark
  C) a neutrino
  D) a proton


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ultraflyy23

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

B

Answer to Question 2

D


Caiter2013

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Reply 2 on: Jul 27, 2018
Gracias!

xiaomengxian

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Reply 3 on: Yesterday
Wow, this really help

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