Chemistry

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

  1. 👍 0
  2. 👎 0
  3. 👁 137
asked by Noah
  1. 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.

    1. 👍 0
    2. 👎 0
    posted by Alice
  2. Here is a worked example of a stoichiometry problem.
    http://www.jiskha.com/science/chemistry/stoichiometry.html

    1. 👍 0
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. chemistry

    how many grams of hydrogen are produced if you have 120 grams of sodium? 2Na+2H2O->2NaOH+H2

    asked by tanya on February 13, 2012
  2. Chemistry

    2NaOH+2Al+2H2O --> 2NaAlO2+3H2 here is the reaction. If i am trying to find the mass of hydrogen produced and i am trying to convert .95 moles Al to moles H, which number from the reaction do I use for H when converting from moles

    asked by Erica on March 9, 2012
  3. Chemistry

    solid sodium reacts violently with water producing heat, hydrogen gas and sodium hydroxide. How many molecules of hydrogen gas are produced when 65.4g of sodium are added to water? 2Na(s)+ 2H2O(l) -->. 2NaOH(aq) + H2(g). Can

    asked by Kim on January 23, 2017
  4. chemistry

    1) If a total of 13.5 mol NaHCO3 and 4.5 mol of C6H8O7 react, how many moles of COs and NA3C6H5O7 will be produced? 3NaHCO3(aq) +C6H8O7(aq) -> 3CO2(g) + 3H2O(s) + Na3C6H5O7(aq) 2) If 8,00 mol of NH3 reacted with 14.0 mol of O2,

    asked by shaquifa on May 4, 2011
  5. chemistry

    The equation for the reaction of sodium with water is as follows: 2Na(s) 2H2O(l) £ H2(g) 2NaOH(aq) How many liters of H2 are produced when 12.0 g of Na reacts with H2O at 293 K and 99.3 kPa?

    asked by maria on May 19, 2010
  6. Pre-Ap Chemistry

    This is due online in 20 minutes and I've been working on it for 3 hours. Im lost on what to do with this question. Please help How much H2 gas at STP can be produced by the reaction 2Na(s) + 2H2O(§¤) -> H2(g) + 2NaOH(aq) of

    asked by Morgan on May 8, 2015
  7. Chemistry

    Solid sodium reacts violently with water, producing Heath hydrogen gas, and sodium hydroxide ( 2Na + 2H2O --> 2NaOH + 2H2 ). How many molecules of hydrogen gas are formed when 67.2 g of sodium are added to water?

    asked by Help! on December 11, 2011
  8. Chemistry

    solid sodium reacts violently with water, producing heat, hydrogen gas, and sodium hydroxide. how many molecules of hydrogen gas are formed when 48.7 g of sodium are added to water? 2Na + 2H2O ------> 2NaOH + H2

    asked by Bob on January 10, 2013
  9. chemistry

    Equation- Mg + 2HCl -> MgCl2 + H2 What volume of hydrogen at STP is produced from the reaction of 50.0 g of Mg and the equivalent of 75g of HCl? To get the volume of hydrogen, you need to know how many MOLES of hydrogen are

    asked by student on January 28, 2007
  10. Chemistry

    When sodium Metal is dropped into water, all the metal reacts in the equation shown below. What mass of hydrogen is liberated from a 46.0 gram piece of sodium? 2Na(s)+2H2O(I) > 2NaOH(aq)+H2(g)

    asked by Franklin on January 13, 2012

More Similar Questions