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Author Question: Calcium phosphate reacts with sulfuric acid to form calcium sulfate and phosphoric acid. What is the ... (Read 260 times)

colton

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on: Aug 27, 2018
Calcium phosphate reacts with sulfuric acid to form calcium sulfate and phosphoric acid. What is the coefficient for sulfuric acid when the equation is balanced using the lowest, whole-numbered coefficients?
 
  A) 1
  B) 2
  C) 3
  D) none of these

Question 2

A solution containing 20.0 g of an unknown liquid and 110.0 g water has a freezing point of -1.32 C. Given Kf = 1.86 C/m for water, the molar mass of the unknown liquid is ________ g/mol.
 
  A) 256
  B) 69.0
  C) 333
  D) 619
  E) 78.1


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ebe

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

C

Answer to Question 2

A


colton

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Reply 2 on: Aug 27, 2018
:D TYSM

xiaomengxian

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Reply 3 on: Yesterday
Excellent

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