Author Question: How many molecules of aspirin, C9H8O4, are present in 1.5 mol of aspirin? A. 9.03 1022 molecules ... (Read 70 times)

gbarreiro

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How many molecules of aspirin, C9H8O4, are present in 1.5 mol of aspirin?
 
  A. 9.03  1022 molecules aspirin
   B. 9.03  1023 molecules aspirin
   C. 9.03  1024 molecules aspirin
   D. 9.03  1025 molecules aspirin

Question 2

The concentration of lithium chlorate solution is 12.0 by mass. In a ________ g sample of this solution, there are 238.5 g of dissolved lithium chlorate.
 
  A) 1990
  B) 28.6
  C) 0.199
  D) 5.03
  E) 0.0503



Sammyo

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Answer to Question 1

B

Answer to Question 2

A



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