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Author Question: Sample A contains 92.3carbon and 7.7 hydrogen. If sample B is the same substance, it will contain ... (Read 17 times)

javeds

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on: Aug 27, 2018
Sample A contains 92.3carbon and 7.7 hydrogen. If sample B is the same substance, it will contain
 
  A) 80 carbon and 20 hydrogen.
  B) 92.3 carbon and 7.7 hydrogen.
  C) 83.3 carbon and 16.7 hydrogen.
  D) 85 carbon and 15 hydrogen.

Question 2

A sample of calcium that contains Avogadro's number of atoms has a mass of ________.
 
  A) 20 g
  B) 40 g
  C) 80 g
  D) 160 g


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Jmfn03

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

B

Answer to Question 2

B


javeds

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Reply 2 on: Aug 27, 2018
Excellent

EAN94

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Reply 3 on: Yesterday
Wow, this really help

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