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Author Question: Which of the following was established by John Dalton? A) atomic theory B) quantum theory C) ... (Read 97 times)

TFauchery

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on: Aug 27, 2018
Which of the following was established by John Dalton?
 
  A) atomic theory
  B) quantum theory
  C) law of conservation of mass
  D) law of conservation of energy
  E) law of conservation of mass and energy

Question 2

How many formula units of sodium sulfate are in 0.333 mol of Na2SO4?
 
  A) 2.00 x 1021 formula units
  B) 2.00 x 1023 formula units
  C) 2.00 x 1024 formula units
  D) 5.53 x 1021 formula units
  E) 5.53 x 1025 formula units


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britb2u

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

A

Answer to Question 2

B


TFauchery

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Reply 2 on: Aug 27, 2018
Gracias!

cici

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Reply 3 on: Yesterday
Excellent

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