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Chemistry

10th -

12thgrade

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Chemistry Unit 9 Lesson 3 Practice

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  • 1. Multiple Choice
    1 minute
    1 pt

    Use the equation 2 Al + 3 Cl2 ---> 2 AlCl3.  If 2 moles of aluminum and 2 moles of chlorine are reacted, identify the limiting reactant.

    AlCl3

    Cl2

    Al

    Both reactants are in perfect stoichiometric mix

  • 2. Multiple Choice
    2 minutes
    1 pt

    What is the limiting reactant if 10.0 moles of NH3  react  with 30.0 moles of NO? You can pick either product to determine limiting reactant.

    4NH3 + 6NO --> 5N2 + 6H2O

    NH3
    NO
    N2

    H2O

  • 3. Math Response
    5 minutes
    1 pt

    4NH+ 5O--> 4NO + 6H2O

    What is the theoretical yield in grams of NO are formed if 6.30g of ammonia (NH3) react with 1.80g of oxygen (O2)? 

    ROUND TO THE NEAREST TENTH. DO NOT INCLUDE UNITS IN YOUR ANSWER.

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