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Author Question: Scientists were led to postulate the existence of the neutrino in order to A) maintain the ... (Read 158 times)

leilurhhh

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on: Jul 27, 2018
Scientists were led to postulate the existence of the neutrino in order to
 
  A) maintain the conservation of energy and of momentum in beta decay.
  B) provide a mechanism for quark production.
  C) account for alpha decay.
  D) explain the intense radiation emitted by quasars.

Question 2

A becquerel (Bq) is
 
  A) a dosage of 2.58  10-4 C/kg.
  B) 3.70  1010 decays/s in radium.
  C) the SI unit of radioactivity (= 1 decay/s).
  D) the SI unit of absorbed dose = 1 J/kg = 100 rad.
  E) 10-2 J/kg.


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zoeyesther

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

A

Answer to Question 2

C


leilurhhh

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Reply 2 on: Jul 27, 2018
Excellent

bbburns21

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Reply 3 on: Yesterday
Gracias!

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