chemistry

posted by .

Assume you poured 5.00 g of KOH in 250 mL of pure water. What is the molarity of the solution you made?

  • chemistry -

    1 mole of KOH=56.11g

    and

    250mL=0.250L

    Solve for moles:

    5.00g*(1 mole/56.11g)= moles of KOH

    Molarity=moles/volume (L)

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. CheMistry

    A stock solution was prepared by dissolving exactly 0.4000 g of pure ASA (180.16 g/mol) in 10.00 mL of NaOH and heating the solution to a gentle boil. After cooling to room temperature, the solution was poured into a 250-mL volumetric …
  2. CHEMISTRY..please help..thanks

    Calculate the new molarity if each of the following dilutions is made. Assume the volumes are additive. (a) 52.3 mL of water is added to 27.1 mL of 0.124 M KOH solution (b) 110. mL of water is added to 54.2 mL of 0.808 M NaCl solution …
  3. chemistry

    What is the percent by mass of 3.55 g NaCl dissolved in 88 g H2O?
  4. chemistry

    What is the percent by mass of 3.55 g NaCl dissolved in 88 g H2O?
  5. chemistry

    What is the percent by mass of 3.55 g NaCl dissolved in 88 g H2O?
  6. Chemistry(Please Check)

    You dissolve 6.55 g of potassium nitrate in enough water to make a 250. ML solution. 1.What is the molarity of this solution?
  7. Chemistry

    A 15.0 mL sample of 0.250 M H2SO4 is neutralized by 20.5 mL of KOH solution. What is the molarity of the KOH solution?
  8. Chemistry

    Let’s assume you have 250 ml of a 1.3M KOH solution and you want to neutralize it with the acid HBr. It takes 350 ml of the HBr solution to do so. What must have been the molarity of the HBr solution?
  9. chemistry

    A solution of KOH is prepared by dissolving 2.00 g of KOH in water to a final volume of 250 ml of solution what volume of this solution will neutralize 20.0 ml of 0.115 mol/L sulfuric acid?
  10. chemistry

    When 25 mL of C2H5OH (density 0.80 g.cm-3) is dissolved in water to prepare a 250 mL solution, the density of the solution was found to be 0.950 g.cm-3. Calculate a. Molarity of pure ethanol; b. Molarity of ethanol in the final solution; …

More Similar Questions