User Account

All Pages

What is the ph

Assignment Help Chemistry
Reference no: EM13119873

A buffer that contains 0.55 M base, B, and 0.30 M of its conjugate acid, BH+, has a pH of 8.94. What is the pH after 0.0020 mol HCl is added to 0.25 L of this solution?

Reference no: EM13119873

Questions Cloud

What is the ph : What is the pH when 100 mL of 0.1 M NH3 is titrated with 50 mL of 0.2 M HCl? pKa of NH4Br is 9.25.
Find out the ratio of the mass of steam to the mass of ice : Ignoring the container and the equilibrium vapor pressure of the liquid at 51.5 °C, find out the ratio of the mass of steam to the mass of ice. The specific heat capacity of steam is 2020 J/(kg C°).
Calculate the equalibrium concentrations of h+ : A solution is made by mixing 500 mL of .121 M NaOH with 500 mL of .1 M CH3COOH. Calculate the equalibrium concentrations of H+. CH3COOH, CH3COO-, OH- and Na+
Illustrate what is the average induced emf in the coil : During the course of 0.130 s, the field is changed to one of 0.300 T pointing down. Illustrate what is the average induced emf in the coil?
What is the ph : A buffer that contains 0.55 M base, B, and 0.30 M of its conjugate acid, BH+, has a pH of 8.94. What is the pH after 0.0020 mol HCl is added to 0.25 L of this solution.
Explain how hard would she have to push : If the coefficient of friction between the book and the wall is .35, explain how hard would she have to push in order to allow the book to slide down at constant speed?
Illustrtes the impact of diversification : illustrtes the impact of diversification. ignores the probability distribution of cash flows. can only measure one outcome at a time
Illustrate what are magnitude-direction of its acceleration : The force of the wind on the sails of a sailboat is 300 N north. The water exerts a force of 210 N east. If the boat (including crew) has a mass of 310 kg, illustrate what are the magnitude and direction of its acceleration?
Whoso list to hunt : Select a poem 'Whoso list to hunt' and one work of fantasy literature from two different cultural traditions.

Reviews

Write a Review

Chemistry Questions & Answers

  What volume will the sample occupy

The volume of a gas sample is 650. mL at STP. What volume will the sample occupy at 25.0°C and 950. torr pressure.

  Why pressure of atmosphere decrease with increasing altitude

Draw a structure showing four water molecules bonded to a central water molecule by means of hydrogen bonding. Explain why the pressure of the atmosphere decreases with increasing altitude

  Determine the ion notation for an atom

Determine the ion notation for an atom with  18 electrons and 20 protons

  Determine what is the structure of b

mixture of the same bromoalkanes, and they both undergo hydroboration/oxidation to give a mixture of the same alcohols. Determine What is the structure of B?

  Classical model of matter

what do you think Does it mean that their properties also differ from a classical model of matter?

  How much energy would you need

Suppose you wanted to heat a mug of 250. mL water from room temperature, 25°C, to 100°C to make a cup of tea. How much energy (in joules and in calories) would you need from your microwave.

  Find out the amount of energy released

Find out the amount of energy released by this process of  fission of a single U 235 atom and expree your answer in joules?

  What is the pi for the peptide

Histidine has three ionisable functional groups. Write the equilibrium equations for its three ionizations and assign the proper pKa for each ionization.

  Determine what volume of solution of copper monosulfide

Determine what volume of 1.0 mol/L solution of Copper monosulfide can be made from 23.9 grams of Copper monosulfide?

  What is the molar concentration of the iron

In an oxidation-reduction reaction, it required 25.6 ml of a 0.65 M potassium permanganate solution to reach the equivalence point with 15.0 mL of an iron(II) sulfate solution.

  What maximum partial pressure of no builds up

If a reaction mixture contains only N2O and NO2 at partial pressures of 1.0 atm each, the reaction will be spontaneous until some NO forms in the mixture.

  Determining the de broglie wavelength

What is the de Broglie wavelength of a 145 g baseball traveling at 30.0 m/s (67.1mph)? Is the wavelength much larger or smaller than the diameter of an atom .

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!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

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