Define a flask contains phosphate buffer

Assignment Help Chemistry
Reference no: EM13550179

A flask contains 400 ml of .05 M phosphate buffer that has a ph of 7.2. What volume of .05 M NaOH should be added to increae the ph to 8.2? (please show all steps in math as best as possible)

Reference no: EM13550179

Questions Cloud

What is the specific gravity of the wood : A piece of wood that floats on water has a mass of 0.0175kg. A lead weight is tied to the wood and the apparent mass with the wood in air and the lead weight submerged in water is 0.0765kg. what is the specific gravity of the wood
State a balanced equation for the reaction : Which of the possible unknowns for this experiment would give this behavior. Write a balanced equation for the reaction observed between this compound and BaCl2.
What other options might president jim dandridge have : What other options might President Jim Dandridge have for allocating the advertising costs - Which method do you think is most equitable to the divisional sales managers?
Define the temperature is changed from 100 degrees c : For 1 mol of an ideal gas, pext = p = 101 kPa (pressure remains constant). The temperature is changed from 100 degrees C to 25.0 degrees C. Calculate q, w, ΔU and ΔH. Assume CV,m = 3/2 R.
Define a flask contains phosphate buffer : A flask contains 400 ml of .05 M phosphate buffer that has a ph of 7.2. What volume of .05 M NaOH should be added to increae the ph to 8.2? (please show all steps in math as best as possible)
Determine what impulse is experienced by the rocket : A 1000 kg experimental rocket sled on a level frictionless rails is loaded with 50 kg of propellant. what impulse is experienced by the rocket
Define the temperature is changed from 100 degrees c : For 1 mol of an ideal gas, pext = p = 101 kPa (pressure remains constant). The temperature is changed from 100 degrees C to 25.0 degrees C. Calculate q, w, ΔU and ΔH. Assume CV,m = 3/2 R.
Compute the work w for the process : 7. 2.00 moles of an ideal gas at 20.0 degrees C expands isothermally from an initial volume of 20.0 L to a final volume of 40.0 L. Calculate the work, w, for this process (a) for expansion against constant pressure of 105 Pa, and (b) if the expans..
How much water would this amount of energy evaporate : During exercise, a person gives off 150 Calories of heat in 22 minutes. How much water would this amount of energy evaporate

Reviews

Write a Review

Chemistry Questions & Answers

  Define a platinum cathode immersed in an nacl

A galvanic cell is constructed that has a zinc anode immersed in a Zn(NO3)2 solution and a platinum cathode immersed in an NaCl solution equilibrated with Cl2 gas at 1 atm and 25 degrees centigrade.

  Which of the following will precipitate as chloride salts

Which of the following will precipitate as chloride salts: Ag+, Pb2+, Ca2+, K+, and Cu2+?

  Explain what is the equilibrium constant kc for the reaction

A mixture of 0.100 mol of CO2, 0.050 mol of H2, and 0.100 mol of H2O is placed in a 1.00 L vessel and reacts according to the reaction shown below.

  A calorimeter containing 2000 ml of water was calibrated by

a calorimeter containing 200.0 ml of water was calibrated by carrying out a reaction which released 15.6 kj of heat. if

  Explain the potential energy of 1g of water at the top

a, The height of Niagra Falls is 51 meters. Calculate the Potential Energy of 1g of water at the top of the falls relative to the ground level. b, What would be the increase in temperature of the water if all Kinetic Energy were converted to heat.

  What mass of li2so4 is formed

What mass of Li2SO4 is formed from mixing 24.5 mL of 1.32 molar LiOH with 10.2 mL of 2.43 molar H2SO4

  State liquid waste stream that contains only acetic acid

A company produces vinegar products and discharges between 50,000 and 200,000 gallons per day (131 to 525 L / min) of a liquid waste stream that contains only acetic acid at a concentration of 80 mg/L.

  Select one of the iron-sulfur electron transfer proteins

Choose one of the iron-sulfur electron transfer proteins described in the text. Please draw the structure of the iron-sulfur active site, indicating the amino acids tethering the FeS core to the protein

  Compute the corresponding entropy for each state

calculate the number of microstates, W, that have this energy. Make sketches of these microstates. Calculate the corresponding entropy for each state.

  How many nodes does it contain

A 2 cm string is fastened at both sides is plucked. What is the wavelength of the n = 4 standing wave? How many nodes does it contain?

  How to calculate the number of moles of ions

Calculate the number of moles of ions present in 356 mL of 0.358 M calcium nitrate.

  Find out number initial concentration of clo2

Determination number Initial concentration of CLO2, mol/L Initial concentration of OH^-, mol/L Initial rate for formation of CLO3^- mol/L.s 1 1.25 x 10^-2 1.30 x 10^-3 2.33 x 10^-4 2 2.50x10^-2 1.30 x 10^-3 9.34x10^-4 3 2.50x10^-2 2.60 x 10^-3 1.8..

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