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Author Question: How many moles of CuO can be produced from 0.900 mol of Cu2O in the following reaction? 2 Cu2O(s) + ... (Read 77 times)

rmenurse

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How many moles of CuO can be produced from 0.900 mol of Cu2O in the following reaction? 2 Cu2O(s) + O2(g)  4 CuO(s)
 
  A) 0.450 mol
  B) 0.900 mol
  C) 1.80 mol
  D) 3.60 mol

Question 2

Calculate the molality of a 24.4 (by mass) aqueous solution of phosphoric acid (H3PO4).
 
  A) 3.29 m
  B) 323 m
  C) 6.59 m
  D) 1.65 m
  E) The density of the solution is needed to solve the problem.



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lcapri7

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Answer to Question 1

C

Answer to Question 2

A




rmenurse

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Reply 2 on: Aug 27, 2018
:D TYSM


milbourne11

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Reply 3 on: Yesterday
Great answer, keep it coming :)

 

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