Chemistry 12

In s 0.30 mol/L HNO3(aq) solution.
a) what is the concentration of nitric acid molecules.
b)what is the hydroxide ion concentration?

  1. 👍 0
  2. 👎 0
  3. 👁 340
asked by JM
  1. (a) In aqueous solution there are no HNO3 molecules. Only ions are present.
    (b) (H^+)(OH^-) = 1E-14
    (H^+) = 0.30. Solve for (OH^-)

    1. 👍 0
    2. 👎 1
    posted by DrBob222
  2. Thank you! I am still confused about b)

    1. 👍 0
    2. 👎 0
    posted by JM
  3. NVM, i got it! thanks!

    1. 👍 0
    2. 👎 0
    posted by JM
  4. is it true that at 20ºC, 100g = 100mL (for water)

    1. 👍 0
    2. 👎 0
    posted by JM
  5. How do we determine the specific gravity of a solution? and what unit is it in?

    1. 👍 0
    2. 👎 0
    posted by JM

Respond to this Question

First Name

Your Response

Similar Questions

  1. Chemistry

    1) What volume of 1.25 mol/L hydrobromic acid, HBr(aq) will neutralize 75.0 ml of 0.895 mol/L magnesium hydroxide Mg(OH)2(aq)? 2) a 25.00 mL sample of a nitric acid solution , HNO3(aq) is neutralized by 18.55mL of a 0.1750 mol/L

    asked by Katlyn on March 20, 2013
  2. Chemistry

    1) What volume of 1.25 mol/L hydrobromic acid, HBr(aq) will neutralize 75.0 ml of 0.895 mol/L magnesium hydroxide Mg(OH)2(aq)? 2) a 25.00 mL sample of a nitric acid solution , HNO3(aq) is neutralized by 18.55mL of a 0.1750 mol/L

    asked by Krystien on March 20, 2013
  3. Chemistry

    If a rate of 80.0 mL of an aqueous solution of potassium hydroxide concentration of 0.25 mol / L are partially neutralized by 20.0 mL of an aqueous solution of nitric acid concentration of 0.50 mol L. Determine pH of the final

    asked by Mara on January 20, 2016
  4. chemistry

    In an acid base titration,25.0 ml of nitric acid, HNO3, were neautralized by 28.0 mL of 0.209 mol/L calcium hydroxide, Ca(OH)2. What is the concentration of the nitric acid?

    asked by Mindu on January 12, 2015
  5. chemistry

    The density of 19.0% by mass of nitric acid, HNO3 is 1.11 g cm-3. Calculate the volume (dm3) of acid needed to prepare 2.00 dm3 of 3.00 mol dm-3 HNO3 solution. (FW HNO3 = 63 g/mol)

    asked by h on March 28, 2014
  6. Chemistry

    The nitric acid was purchased as a solution that has 70% HNO3. That volume (mL) of this solution is necessary for preparing 250 mL Solution 2.0 mol L-1? The density of HNO3 (aq) 70% is 1.42 g cm-3

    asked by Adam on May 10, 2016
  7. science

    The concentration of commercially available concentrated nitric acid is 70% , or 15.9M In 100 grams of solution there are 1.11 mol of HNO3. Calculate the volume of 100 g of the Solution.

    asked by Lahna on July 3, 2011
  8. chemistry

    Nitric acid, HNO3, was first prepared 1200 years ago by heating naturally occurring sodium nitrate (called saltpeter) with sulfuric acid to produce sodium bisulfate and collecting the vapors of HNO3 produced. Calculate ΔH°rxn

    asked by shahreen on October 13, 2014
  9. chemistry

    Nitric acid, HNO3, was first prepared 1200 years ago by heating naturally occurring sodium nitrate (called saltpeter) with sulfuric acid to produce sodium bisulfate and collecting the vapors of HNO3 produced. Calculate ΔH°rxn

    asked by shahreen on October 13, 2014
  10. Science

    Traffic in the cities releases NOx gases into the atmosphere (in the form of NO and NO2). NOx gases contribute to rainwater acidification by dissolving and transforming into a strong acid (HNO3, nitric acid) according to the

    asked by karem on December 21, 2016

More Similar Questions