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Author Question: Each of the following describes an Atom 1 and an Atom 2. In which case are the two atoms different ... (Read 78 times)

Kthamas

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on: Jul 27, 2018
Each of the following describes an Atom 1 and an Atom 2. In which case are the two atoms different isotopes of the same element?
 
  A) Atom 1: nucleus with 6 protons and 8 neutrons, surrounded by 6 electrons;
  Atom 2: nucleus with 7 protons and 8 neutrons, surrounded by 7 electrons.
  B) Atom 1: nucleus with 7 protons and 8 neutrons, surrounded by 7 electrons;
  Atom 2: nucleus with 7 protons and 7 neutrons, surrounded by 7 electrons.
  C) Atom 1: nucleus with 8 protons and 8 neutrons, surrounded by 8 electrons;
  Atom 2: nucleus with 8 protons and 8 neutrons, surrounded by 7 electrons.
  D) Atom 1: nucleus with 4 protons and 5 neutrons, surrounded by 4 electrons;
  Atom 2: nucleus with 5 protons and 5 neutrons, surrounded by 4 electrons.

Question 2

Substitute the correct prefix to the fun-word 103-mockingbird.
 
  A) deci
  B) tera
  C) peta
  D) pico
  E) kilo


bulacsom

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

B

Answer to Question 2

E


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Kthamas

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Reply #2 on: Jul 27, 2018
Thank you!


bulacsom

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Reply #3 on: Jul 27, 2018
Always glad to help...


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