Chemistry

9th -

12thgrade

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Mg + HCl > MgCl2 + H2

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5 questions

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  • 1. Multiple Choice
    1 minute
    1 pt
    Mg +  HCl --->  MgCl2 + H2
    How many HCl molecules do you need to balance this equation? 
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  • 2. Multiple Choice
    1 minute
    1 pt
    Mg + HCl --->  MgCl2 + H2
    How many Mg atoms do you need to balance this equation? 
    1
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    4
  • 3. Multiple Choice
    1 minute
    1 pt
    Mg + HCl --->  MgCl2 + H2
    How many MgCl2 molecules do you need to balance this equation? 
    1
    2
    3
    4
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