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March 29, 2017

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2Na + 2H2O = 2NaOH + H2
Calculat the moles and volume of hydrogen produced when 0.2 moles of sodium reacts with excess water.

  • Chemistry - ,

    You know the ratio for the moles of sodium to hydrogen from the equation is 2:1 so you can work out the moles of hydrogen. The volume will depend on the temperature and pressure. 1 mole of gas at 25 degrees C and 1 atmosphere pressure has a volume of 24.465 L.

  • Chemistry - ,

    Here is a worked example of a stoichiometry problem.
    http://www.jiskha.com/science/chemistry/stoichiometry.html

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