Project #28099 - Tough Road Map

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1) Consider the reaction, C3H8 + 5 O2 => 3 CO2 + 4 H2O. 

How many moles of H2Owill be made from  43 grams of O2?  Give your answer to one decimal place.

 

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2)

Consider the reaction, 3 Cu + 8 HNO3 => 3 Cu(NO3)2 + 2 NO + 4 H2O. 

 

How many moles of Cu will make 299.1 grams of NO?  Give your answer to one decimal place.

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3)Consider the equation:

 

N2 + 3 H2 =>2 NH3

 

How many moles of NH3 will be made from 1.7 x 1022 molecules of N2?  Give your answer to one decimal place.

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4)Consider the reaction,

 

2 Al + 6 HCl => 2 AlCl3 + 3 H2

 

How many molecules of H2 will made from 78.5 moles of HCl? Take the log of your answer and enter it to 2 decimal places.

Subject Science
Due By (Pacific Time) 4/18/2014
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