posted by .

Hydrogen and oxygen react to produce water according to the equation below.
2 H2 + O2 2 H2O
How many liters of hydrogen at STP are needed to produce 0.24 mol H2O?

  • chemistry -

    You need t find the arrow key on your computer and use it. ==> or -->. Convert mols H2O to mols H2 using the coefficients in the balanced equation.
    0.24 mol H2O x (2 mol H2/2 mol H2O) = 0.24 x 2/2 = 0.24 mols H2 neded.
    volume = 0.24 mols H2 x (22.4 L/mol) = ?

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. chemistry

    I don't know how to do this How many moles of water can be made from 4 moles of oxygen gas and 16 moles of hydrogen gas?
  2. Chemistry - Equations

    I am a student in the ninth grade and I need help with the following problems because I do not understand how to do them. I appreciate your help and thanks once again. 7. in 2CO(grams) + O2(grams) => 2CO2(grams), what is the ratio …
  3. Chemistry-Equation

    How many liters of hydrogen gas are needed to react with CS2 to produce 1.25 L of CH4 at STP?
  4. chemistry

    Hydrogen and oxygen react according to the equation: 2H2 + O2 -> 2H2O. According to Avogadro's law, how many liters of hydrogen are required to react with 2.0 L of oxygen at STP?
  5. Chemistry Balancing Equations

    Can you please tell me if these are correct?
  6. chemistry NEED HELP please

    N2(g) + 3H2(g) ==> 2NH3(g) A. If 16.99 g of hydrogen is reacted at STP, volume of ammonia is produced?
  7. chemistry

    Zinc metal reacts with hydrochloric acid to produce hydrogen gas according to the equation below. What volume of hydrogen at STP is released when 15.1 grams of zinc react at STP?
  8. Chemistry

    I just need help with these three 1.Cell respiration glucose is reacted wth oxygen in body to produce carbon dioxide and water how many liters of carbon dioxide would be produced if 90.0 g of glucose completely reacts with oxygen C6H12O6(s)+ …
  9. Chemistry

    1. If you had 1.73 moles of hydrogen (H2) and 0.89 moles of oxygen (O2), which would be the limiting reactant?
  10. Chemistry

    How many liters of oxygen are required to react completely with 2.4 liters of hydrogen to form water?

More Similar Questions