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QUESTION 1 

  • The formula for calcium bisulfate is 

Ca(SO4)2

CaS2 

Ca(HSO4)2

Ca2HSO4

Ca2S 

 

QUESTION 2 

  • All ofthe following are in aqueous solution. Which isincorrectlynamed? 

H2SO4, sulfuric acid 

H2CO3, carbonic acid 

H3PO4, phosphoric acid 

HCN, cyanic acid 

HCl, hydrochloric acid 

  

QUESTION 3 

  • 34.62 mL of 0.1510 M NaOH was needed to neutralize 50.0 mL of an H2SO 4solution. What is the concentration of the original sulfuric acid solution? 

0.0229 M 

0.218 M 

0.0523 M 

0.209 M 

0.105 M 

   

QUESTION 4 

  • What is the theoretical yield of vanadium, in moles, that can be produced by the reaction of 2.0 mole of V2O 5with 6.0 mole of calcium based on the following chemical equation?  

  V2O5(s) + 5Ca(l) ------> 2V(l) + 5CaO(s) 

1.0 mol 

1.6 mol 

2.0 mol 

2.4 mol 

4.0 mol 


QUESTION 5 

  • Aluminum hydroxide reacts with nitric acid to form aluminum nitrate and water. What mass of water can be formed by the reaction of 15.0 g of aluminum hydroxide with excess nitric acid? 

1.15 g 

3.46 g 

45.0 g 

6.14 g 

10.4 g 

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