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Author Question: A solution contains 51 ppm of benzene. The density of the solution is 1.00 g/mL. This means that ... (Read 94 times)

BrownTown3

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on: Aug 27, 2018
A solution contains 51 ppm of benzene. The density of the solution is 1.00 g/mL. This means that ________.
 
  A) there are 51 mg of benzene in 1.0 L of this solution
  B) 100 g of the solution contains 51 g of benzene
  C) 100 g of the solution contains 51 mg of benzene
  D) the solution is 51 by mass of benzene
  E) the molarity of the solution is 51 M

Question 2

Which of the following is an inner transition element?
 
  A) Rf
  B) Ti
  C) Th
  D) all of the above
  E) none of the above


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heinisk01

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

A

Answer to Question 2

C


BrownTown3

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Reply 2 on: Aug 27, 2018
Gracias!

jordangronback

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Reply 3 on: Yesterday
Wow, this really help

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