How to compute the ph and poh of the solutions

Assignment Help Chemistry
Reference no: EM13309887

Calculate the pH and pOH of the solutions with the following hydrogen ion or hydroxide ion concentrations. Indicate which solutions are acidic, basic, or neutral. (And please show how to solve! Thanks!) a. [OH-]= 7.69x10^-3 M b. [OH-]= 2.18x10^-9 M c. [H+]= 4.0x10^-8 M d. [H+]= 3.56x10^-4 M

Reference no: EM13309887

Questions Cloud

Compute the average c--h bond energy in ethane : The average C--H bond energy is 415 kJ/mol. Use the following data to calculate the average C--H bond energy in ethane (C2H6; C--C bond), in ethene (C2H4; C=C bond), and in ethyne (C2H2; C--C triple bond).
Determine what is the magnitude and direction of the force : what is the magnitude and direction of the force of the water n the nozzle, if the nozzle is held steady/2- what is the FORCE if the fire fighter is running towards the fire, with the hose at a velocity of 1.5 m/s
Hopw to compute the ph and poh of the solutions : Calculate the pH and pOH of the solutions with the following hydrogen ion or hydroxide ion concentrations. Indicate which solutions are acidic, basic, or neutral
Determine the rate of work done by the fan : standard air is drawn from the atmosphere into a 1.25 m diameter cylindrical duct by a fan mounted inside the duct. This air is discharged down stream from the fan through a 0.6 m diameter duct at a velocity of 25 m/s and atmosphere pressure.
How to compute the ph and poh of the solutions : Calculate the pH and pOH of the solutions with the following hydrogen ion or hydroxide ion concentrations. Indicate which solutions are acidic, basic, or neutral
Comparing the alternatives and tradeoffs : In your readings you were shown sources where decision tools can be found. Please refer to the "What is a Decision?" lecture and select "Click to Explore." In the list provided, you will notice paired comparison analaysis. Select and read about this ..
What was the probable classification of the soil tested : The specimen was 8 cm in diameter and had a length of 85 mm. The area of the standpipe was 0.45 cm^2. Compute the coefficient of permeability of the soil in cm/s, m/s, and ft/d. What was the probable classification of the soil tested
Explain the acetate concentration in equilibrium : What will happen to the acetate concentration in equilibrium, [HC2H3O2]-> [H^+]+[C2H3O2^-], when sodium acetate is added
Explain the reaction between n2 and h2 to produce nh3 : The reaction between N2 and H2 to produce NH3 is an important industrial process. Using the information from your text and handouts (you may assume ideal gasses) calculate the equilibrium constant for this reaction at 400 ºC

Reviews

Write a Review

Chemistry Questions & Answers

  Explain the molar concentration of as(iii) in a solution

What is the molar concentration of As(III) in a solution if 28.95mL of 0.120 M KBrO3 is needed to titrate 54.65 mL of the As(III) solution? The balanced equation is

  State a sample of the unknown complex is analyzed

A sample of the unknown complex is analyzed and has an absorbance of 0.528. What is the molar concentration of Cu^2+ ions in the unknown solution?

  Determine what is the ph of the buffer that results nah2po4

What is the ph of the buffer that results when 12.0 g of NaH2PO4 and 8.00 g of Na2HPO4 are diluted with water to a volume of 0.50 L? ( ka of H2PO4 = 6.2 X10-8, the molar masses of NaH2PO4 and Na2HPO4 are 120.0 g/mol and 142.0 mol respectively)

  State balanced reduction half reaction

balanced oxidation half reaction and balanced reduction half reaction?

  What would the volume of the balloon be

A balloon has a volume of 10,500 liters, and the temperature is 15°C. If the temperature were -25°C, what would the volume of the balloon be?

  Compute the equilibrium pressure

An equilibrium mixture contains {\rm{N}}_2 {\rm{O}}_4, (P = 0.27 atm) and {\rm{NO}}_2 (P = 1.2 atm) at 350 {\rm K}. The volume of the container is doubled at constant temperature.

  State what phase changes occur when the pressure is held

What phase changes occur when the pressure is held constant at 0.25 atm and the temperature increases from 100 °C to 300 °C?

  Determine the equilibrium concentration of so3

Consider the following reaction, equlibrium concentrations, and equilibrium constant at a particular temperature. Determine the equilibrium concentration of SO3(g)

  Compute the molar amounts of naoh used in the reaction

Calculate the molar amounts of NaOH used in the reaction with the HCI solution and with the HC2H3O2 solution?

  Explain inadvisable to supply hydrogen and sodium

Explain why it would have been inadvisable to supply hydrogen and sodium in elemental form and why it is not neccessary.

  Explain zinc acetate in a volumetric flask

In the laboratory you dissolve 15.4 g of zinc acetate in a volumetric flask and add water to a total volume of 500 mL.

  How to calculate the fraction of the total chromate

Chromic acid is a diprotic acid H2CrO4 with Ka1 = 0.18 and Ka2 = 3.2 x 10-7. A solution of potassium chromate is prepared at pH 5.43. Calculate the fraction of the total chromate in this solution that is present as the chromate ion CrO42-.

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