What was the molarity of the koh solution

Assignment Help Chemistry
Reference no: EM13173317

A volume of 60.0 mL of aqueous potassium hydroxide(KOH)was titrated against a standard solution of sulfuric acid(H2SO4). What was the molarity of the KOH solution if 24.7 mL of 1.50M H2SO4 was needed? The equation is: 2KOH(aq)+H2SO4(aq)-->K2SO4(aq)+2H2O(l)

Reference no: EM13173317

Questions Cloud

Determine the wavelengths of the balmer series : In the Balmer-Rydberg equation, what value of is used to determine the wavelengths of the Balmer series?
What is the new water level in the cylinder : A graduated cylinder contains 148 of water. A 17.0 piece of iron (density = 7.86 ) and a 19.0 piece of lead are added. What is the new water level in the cylinder?
How many liters of ammonia gas will be produced : When 1 liter of nitrogen gas reacts with 3 liters of hydrogen gas at constant temperature and pressure, how many liters of ammonia gas will be produced?
What are the strengths and weaknesses of this company : Would you buy stock in this company? Are there questions you would want answered before answering the original question? What are the strengths and weaknesses of this company?
What was the molarity of the koh solution : A volume of 60.0 mL of aqueous potassium hydroxide(KOH)was titrated against a standard solution of sulfuric acid(H2SO4). What was the molarity of the KOH solution if 24.7 mL of 1.50M H2SO4 was needed? The equation is: 2KOH(aq)+H2SO4(aq)-->K2SO4(aq..
Determine the theoretical yield and percent yield : Determine the theoretical yield and percent yield if 21.8g of K2CO3 is produced by reacting 27.9g KO2 with 29.0L of CO2 (one mole of CO2 occupies 22.4L). The GFW (KO2)= 71.10 , GFW (K2CO3)= 138.21 , GMW (CO2)= 44.01
How many moles of air in the tank initially : The reading on the tank pressure initially rises very quickly then much more slowly eventually reaching a value of 3.27 mpa. A ssume T final=19C. How many moles of air in the tank initially ?
How many grams of glucose are of the final solution : The flask was then shaken until the solution was uniform. A 40.0-mL sample of this glucose solution was diluted to 0.500 L. How many grams of glucose are in 100 mL. of the final solution?
What is the unknown stubstance : What is the unknown stubstance that is insoluable in water, soluable in cyclohexane and alcohol and has a boiling point of 58 C at 670 mm hg?

Reviews

Write a Review

Chemistry Questions & Answers

  Calculate its molar heat of vaporization

The vapor pressure of dichloromethane at 0C is 134mmHg. The normal boiling point of dichloromethane is 40C. Calculate its molar heat of vaporization.

  Explain cathode and direction of ion and electron flow

Sketch the experimental setup being sure to label the anode, cathode, direction of ion and electron flow, along with signs of each electrode.

  Calculate the molar concentration of oh- ions

Calculate the molar concentration of OH- ions in a 7.5×10^-2 M solution of ethylamine C2H5NH2(Kb = 6.4x10^-4).

  Derive an expression for the compression factor

Derive an expression for the compression factor of a gas that obeys the equation of state P(V - nb) = nRT

  How many joules of heat are given off

How many joules of heat are given off when 5 g of water cool from 75 degrees C to 25 degrees C?

  How many grams of nitrogen does the solution contain

You have 500 mL of a 5.0 M solution of nitric acid HNO3 (63.01 g /?mol) dissolved in water. How many grams of nitrogen does the solution contain.

  Make nuclear fission more efficient

Multiple choice questions in Nuclear reactions - make nuclear fission more efficient, which device is used in a nuclear reactor to slow the speed

  What is the density of a block of marble

what is the density of a block of marble that occupies 285 centimeters cubed and has a mass of 636 grams? answer in units of g/centimeters cubed.

  How many grams of water are formed

When a 1.90 mg sample of methane burns in excess oxygen, how many grams of water and carbon dioxide are formed?

  What is the activation energy of this reaction

Consider the reaction NO + O3 → NO2 + O2 Which has a rate constant given by k = 1.8×10-12 e-1370/T cm3 molecules-1 s-1 .Use the following standard heats of formation.

  How much can the bleach be diluted

The background section describes why you want the bleach to be far in excess of the dye. State how much greater the bleach should be to be considered in large excess. If the due is 1 x 10-5 M how much can the bleach be diluted before you no longer..

  State loop is immersed in a uniform magnetic field

A flat 103-turn current-carrying loop is immersed in a uniform magnetic field. The area of the loop is 5.47 cm2 and the angle between its magnetic dipole moment

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd