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Author Question: Atoms of the same element that have different masses are called A) allotropes. B) anions. C) ... (Read 36 times)

fbq8i

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on: Aug 27, 2018
Atoms of the same element that have different masses are called
 
  A) allotropes.
  B) anions.
  C) isotopes.
  D) molecules.

Question 2

Which is the correct statement about one mole of ammonia, NH3?
 
  A) It contains 14 g nitrogen and 3 g hydrogen.
  B) It contains 6.02  1023 molecules.
  C) It contains 1.8  1024 atoms of hydrogen.
  D) all of the above


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anyusername12131

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

C

Answer to Question 2

D


fbq8i

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Reply 2 on: Aug 27, 2018
YES! Correct, THANKS for helping me on my review

xiazhe

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Reply 3 on: Yesterday
:D TYSM

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