chemistry

posted by rosie

If 17.5 mL of 0.553 M KOH is needed to neutralize 25.0 mL of an HBr solution what is the molarity od HBr solution

  1. Steve

    moles KOH = .0175 * .553 = .00968

    so, you need that many moles of HBr, making the molarity

    M = .00968/.025 = 0.387

Respond to this Question

First Name

Your Answer

Similar Questions

  1. chemistry

    A 20.00 ml stock sample of HBr is diluted to 50 mL. If 18.76 ml of 0.1345 M KOH was required to reach the equivalence point, what is the concentration of the stock HBr solution?
  2. chemistry

    what volume of a 0.272 M solution of HBr is needed for a reaction that requires 49.5 g of HBr?
  3. chemistry help asap

    Please check these thanks. 1. In a titration, 33.21 mL 0.3020M rubidium hydroxide solution is required to exactly neutralize 20.00 mL hydrofluroic acid solution. What is the molarity of the hydrofluroic acid solution?
  4. Chemistry

    A 100.0mL solution containing aqueous HCl and HBr was titrated with 0.1290M NaOH. The volume of base required to neutralize the acid was 47.56mL. Aqueous AgNO3 was then added to precipitate the Cl- and Br- ions as AgCl and AgBr. The …
  5. Chemistry

    What volume of 0.105 M(molarity)is needed to completely neutralize 25.0 ml of 0.180 M(molarity)HBr according to the equation: KOH(aq)+ HBr(aq)-> KBr(Aq)+ H2O(L)
  6. 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?
  7. Chemistry

    Calculate the pH of the the solution that results from titrating 50 mL of 0.6 M NaOCl(aq) with 0.3 M HBr At 0.00 mL of HBr: At 70 mL of HBr: At 100 mL HBr: At 120 mL of HBr
  8. chemistry

    A 50.0 mL sample of 0.50 M HBr is titrated with 0.25 M KOH. What is the pH after the addition of 60.0 mL of KOH?
  9. Chemistry

    A 38.5 mL sample of HBr is titrated with 112 mL of 1.05 mol/L KOH. The density of the HBr solution is 1.75 g/mL. Calculate the percentage by mass of the HBr in the sample. How come we don't use density*volume to find the moles of HBr?
  10. Chemistry

    The heat evolved in the reaction of hydrobromic acid with potassium hydroxide was determined using a coffee coup calorimeter. The equation for the reaction is: HBr(aq) + KOH(aq) -------------> KBr(aq) + H2O(l) When 25.0 mL of 1.00 …

More Similar Questions