Chemistry

posted by Bob

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

  1. Samantha

    convert grams to moles then use the equatino to do moles of Na to moles of H2O then convert moles of H2O to molecules by using avogadros number (6.022e23) I believe

  2. DrBob222

    Samantha has a good plan.

  3. Bob

    Thx :)

  4. Anonymous

    kojb

Respond to this Question

First Name

Your Answer

Similar Questions

  1. CHEMISTRY

    a) why should you use moles in stoichimetric problems?
  2. chem

    a) why should you use moles in stoichimetric problems?
  3. Chemistry Balancing Equations

    I really need help with balancing these equations: PLEASE HELP!! 1. Sodium Hydrogen Sulfite reacts with hydrochloric acid to produce sulfur dioxide gas, water and sodium chloride 2. Sodium nitrate reacts with hydrochloric acid to produce …
  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?
  5. 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?
  6. chemistry

    if a small piece of sodium is dropped into water,it begins to react, forming hydrogen gas and sodium hydroxide. In the equation, 2Na(s)+2H2O(l) 2NaOH(aq)+H2(g),the sodium hydroxide that is formed is a..
  7. 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?
  8. 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?
  9. Chemistry

    13. 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?
  10. science,

    How many grams of CO are needed with an excess of Fe2O3 to produce 35.0 g Fe Solid sodium metal reacts violently with water, producing heat, hydrogen gas, and sodium hydroxide. How many molecules of of hydrogen are formed when 35 g …

More Similar Questions