User Account

All Pages

Ph of a solution made by diluting

Assignment Help Chemistry
Reference no: EM131390231

1.  What will the pH be if 13 mL of 0.1 M NaOH are added to the buffer obtained by mixing 91 mL of 0.5 M CH3NH2and 91 mL of 1.0 M CH3NH3+Cl-? (Kbfor CH3NH2is: 5.2 x 10-4)

2.  Is a solution made by diluting 0.10mole of CH3COOH (Ka = 1.8 x 10-5) in 100 mL of H2O a buffer?

3.  What is the pH of a solution made by diluting 0.052 moles of NH3 (Kb = 1.8 x 10-5) in 221 mL of water?

Reference no: EM131390231

Questions Cloud

Determine the rise and fall time of the pulse : Use the dual-trace feature of the oscilloscope to measure tphl and tplh of the AND gate. (Use 1.5 V as the measurement reference level.)
Calculate the vapor pressure of a solution : Calculate the vapor pressure of a solution of 0.19 mol of cholesterol in 5.4 mol of toluene at 320 C. Pure toluene has a vapor pressure of 41 torr at 32oC. (Assume ideal behavior). Answers in torr.
Find the average loss per reel : A random sample of 10 yields the following thicknesses (in millimeters): 0.0048, 0.0053, 0.0051, 0.0051, 0.0052, 0.0049, 0.0051, 0.0047, 0.0054, 0.0052. Find the average loss per reel.
Find the average loss per reel : A random sample of 10 yields the following thicknesses (in millimeters): 0.0048, 0.0053, 0.0051, 0.0051, 0.0052, 0.0049, 0.0051, 0.0047, 0.0054, 0.0052. Find the average loss per reel.
Ph of a solution made by diluting : Is a solution made by diluting 0.10mole of CH3COOH (Ka = 1.8 x 10-5) in 100 mL of H2O a buffer?  What is the pH of a solution made by diluting 0.052 moles of NH3 (Kb = 1.8 x 10-5) in 221 mL of water?
Write the production function in per worker variables : Write the production function in per worker variables. Does the per worker production function have diminishing marginal returns to capital? Why? Write the fundamental Solow equation in per worker variables.
Theoretical iodine value and saponification number : Molecular structure of glycerol-1-linolenate-2-palmitate-3-eliadate? and theoretical Iodine Value and Saponification Number?
What is the minimum and maximum value for vccint : What is the minimum and maximum value for VCCIO for the 2.5 V operation?
Find all of the main effects and the interaction effects : Find all of the main effects and the interaction effects.- Find the sum of squares for each of the effects and the interaction effects.

Reviews

Write a Review

Chemistry Questions & Answers

  Explain what is the maximum amount of work

What is the maximum amount of work that can be obtained by the combustion of this butane if the gas is first brought to a pressure of 1.00 atm and the temperature is brought to 25 oC? Assume the products are also returned to the same temperature a..

  Describe the most important toxic gases in smoke

Describe the most important toxic gases in smoke.

  Explain bonding occurs through sharing pairs of electrons

A) The transfer of electrons from one atom to another produces charges which then interact with each other. B) Bonding occurs through sharing pairs of electrons with adjacent atoms.

  Evaluate the most probable speed of an ozone molecule

Calculate the most probable speed of an ozone molecule in the stratosphere, where the temperature is 270 K

  How many grams of aluminum oxide can be produced

Problem- When 8.86 g of silver reacts with excess oxygen according to the following reaction, how many grams of aluminum oxide can be produced

  State a molten aluminum salt

aluminum may be formed by the passage of 60,714 C through an electrolytic cell that contains a molten aluminum salt.

  A solution contains a mixture of pentane and hexane at room

a solution contains a mixture of pentane and hexane at room temperature. the solution has a vapor pressure of 258 torr.

  How many feet of copper can be obtained

A copper refinery produces a copper ingot weighing 180lb . If the copper is drawn into wire whose diameter is 8.10 mm , how many feet of copper can be obtained from the ingot? The density of copper is 8.94g/cm3 .

  Explain why is it important to maintain constant temperature

Explain why is it important to maintain a constant temperature in this experiment. electrophilic aromatic substitution lab

  What is the new volume of the gas in liters

A sample containing 1.5 moles of neon gas has a volume of 8.00 L. What is the new volume of the gas in liters when the following changes occur in the quantity of the gas at constant pressure and temperature.

  Calculate the mass of nitrogen dissolved at room

calculate the mass of nitrogen dissolved at room temperature in an 82.0 rm l home aquarium.assume a total pressure of

  Compute how many kilojoules of energy

Calculate how many kilojoules of energy are released when 27.86g of butane are burned.

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