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Author Question: What is the mass of a water molecule, H20, in atomic mass units? A) 2 amu B) 3 amu C) 16 amu ... (Read 93 times)

erika

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on: Jul 29, 2018
What is the mass of a water molecule, H20, in atomic mass units?
 
  A) 2 amu
  B) 3 amu
  C) 16 amu
  D) 18 amu

Question 2

Which has the greatest number of molecules?
 
  A) 28 g of nitrogen, N2
  B) 32 g of oxygen, O2
  C) 32 g of methane, CH4
  D) 38 g of fluorine, F2


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epscape

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Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: D

Answer to Question 2

Answer: C


erika

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  • Posts: 522
Reply 2 on: Jul 29, 2018
Excellent

cici

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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