how do u calulate percentage composition of NO2

[mass N/mass NO2] x 100 = %Nitrogen
[mass O2/mass NO2] x 100 =%oxygen

  1. 👍 0
  2. 👎 0
  3. 👁 190
asked by san

Respond to this Question

First Name

Your Response

Similar Questions

  1. science/chem

    calculate the percentage composition in NO2 Figure the mol mass of NO2 (atomic mass N + 2*atomic masss O) percent N= atomicmassN/molmassNO2 * 100 percent O= 2*atomicmassO/molmassNO2 *100

    asked by racheal on March 22, 2007
  2. chemistry

    The vapour denisty of a mixture containing NO2 & N2O4 is 38.3 at 27 deg C. Calculate the moles of NO2 in 100 g of mixture. The vapor density is the mass of a volume of the mixture divided by the mass of an equal volume of H2 at

    asked by sumati on April 10, 2007
  3. science

    how do u calulate the percentage composition of NO2 and mgcl2 You don't. There is no NO2 in MgCl2 which should be obvious.

    asked by kate on March 17, 2007
  4. chemistry

    How do you calculate the mass percent composition of nitrogen in NO2?

    asked by Carlos on September 27, 2014
  5. Chemistry

    The gram-formula mass of NO2 is defined as the mass of one mole of a. one mole of NO2 b. one molecule of NO2 c. two moles of NO d. two molecules of NO Explain why.

    asked by danny123 on December 4, 2010
  6. chemistry

    N2 + 2 O2 ---> 2 NO2. Suppose 31.25 g of N and 44.0 g of oxygen react. A. Calculate the mass of Nitrogen dioxide formed. B. Which reactant is the limiting reactant? C. Calculate the mass of the excess reactant left after the

    asked by Stacy on October 30, 2013
  7. chemistry

    N2 + 2O2 -->2 NO2 Suppose 31.25 g of N and 44.0 G of O react A. Calculate the mass of Nitrogen Dioxide formed. B. Which reactant is the limiting reactant? C. Calculate the mass of the excess reactant left after the reaction. D.

    asked by Andrew on October 30, 2013
  8. chemistry

    i have to write chemical formulas and balance them: nitrogen and oxyen---> nitrogen monoxide N2+02---->2NO nitrogen monoxide and oxygen----> nitrogen dioxide gas. NO2+O---->NO2 (i'm not sure about this, please check) nitrogen

    asked by Anonymous on January 13, 2008
  9. Chemistry

    When 442 mg of NO2 is confined to a 150. mL reaction vessel and heated to 300°C, it decomposes by a second-order process. In the rate law for the decomposition of NO2, k = 0.54 1/(M·s). A) what is the initial reaction rate? B)

    asked by Val on March 31, 2010
  10. Chemistry

    Each molecule of NO2, nitrogen dioxide, consists of 1 atom of N and 2 atoms of O. If you have 0.155 g. of NO2, how many molecules of NO2 do you have ? If you could, please include steps as to how to do the problem. Thank you

    asked by Summer on June 14, 2011

More Similar Questions