Compute the ph of a solution made by dissolving of sodium

Assignment Help Chemistry
Reference no: EM13324915

Calculate the pH of a solution made by dissolving 2.89 g of sodium fluoride and 17.1 mL of 0.309 M hydrofluoric acid in enough water to make 177 mL of solution. The Ka of hydrofluoric acid is 6.8x10-4. an explanation would be great. thanks so much

Reference no: EM13324915

Questions Cloud

With what temperature does the air emerge : The rear end of an air conditioner dumps 1.2 * 10^7 J/hr of waste heat into the air outside a building. A fan assists in the removal of this heat. With what temperature does the air emerge
Generate a database diagram : For each of these statements, include a screenshot of the SQL. Make sure to include the statement execution, including the resulting data. Display all columns and all rows from the Employees table.
Explain what is the path these electrons use : What is the path these electrons use in the Electron Transport Chain? Answer A. Complex I, Complex II, Complex III, Complex IV, O2 to H2O B. Complex II, Complex III, Complex IV, O2to H2O C.
Prepare a scenario diagram for problem : Write a PhoneContact class that gets initialized with a phone number and a label. The phone number should follow one of the formats of the Phone class from the previous assignment - Prepare a scenario diagram for Problem 1, Brief discussion for Pro..
Compute the ph of a solution made by dissolving of sodium : Calculate the pH of a solution made by dissolving 2.89 g of sodium fluoride and 17.1 mL of 0.309 M hydrofluoric acid in enough water to make 177 mL of solution.
Most influential architecture is michaelangelo : In my opinion, the most influential architecture is Michaelangelo, the work titled "the Creation of Adam." Explain why. The most influential architecture in Nashville is the state capitol building? Explain why. Who was the architect.
Explain daily energy requirement for an active adult human : The daily energy requirement for an active adult human is around 2500 calories per day. A nutritional calorie is equal to 4.2 kJ of energy. If each ATP contains -30 kJ/mol under standard conditions, how many molecules of ATP does the body require ..
Developments in communications technology : Do you think that developments in communications technology would lower the costs of trade? If so what particular costs of trade are likely to be reduced?
Most effective ways to look for a job today : Explain the three most effective ways to look for a job today. Explain in detail networking and why it is an important aspect of one’s job search and career advancement.

Reviews

Write a Review

Chemistry Questions & Answers

  What is the thickness\

1 oz of gold (density=19.3 g/ml) can be hammered into a sheet which would cover a 1.00 x 10^2 ft^2 area what is the thickness.

  State the net ionic equation for any single reaction

A piece of solid Ni metal is put into an aqueous solution of HNO3. Write the net ionic equation for any single-replacement redox reaction. Include states and charges

  Explain correct expression for the rate of consumption

According to the mechanism below, what is the correct expression for the rate of consumption of A. In the mechanism, M is a molecule that collides with A and A* is a highly-energized form of A.

  Define half-life of a increases as the initial concentration

For each of the following cases, identify the order with respect to the reactant, A. Case (A ----> product) 1. The half-life of A increases as the initial concentration of A decreases

  Calculate the number of grams of sodium used in the reaction

The hydrogen gas generated is collected over water at 25.0°C. The volume of the gas is 295 mL measured at 1.00 atm. Calculate the number of grams of sodium used in the reaction. (Vapor pressure of water at 25°C = 0.0313 atm.)

  What is the molar concentration of the ammonia

If 18.5 mL of 0.800 M HCl solution are needed to neutralize 5.00 mL of a household ammonia solution, what is the molar concentration of the ammonia.

  Define what would be the the diluted concentration of ki

If 10.00 mL of 0.050 M KI solution is mixed with 40.0mL of other reagents what would be the the diluted concentration of KI

  Define the metabolism of amino acids

Vitamin b6 is needed in the metabolism of amino acids. When it binds to an enzyme it forms a complex with the e-amino group of lysine, which is a primary amine.

  Define what is the internal energy change for the gas

What is the internal energy change for the gas. Give your answer in joules (J), accurate to three significant figures

  Explain the anti-periplanar newman projection

Write the anti-periplanar Newman Projection for the first step of the elimination. Using this conformation, be sure to write the correct geometry of the resulting intermediate

  Explain what mass of h2so4 is produced

A typical frostless refrigerator uses 655 kWh of energy per year in the form of electricity. Suppose that all of this electricity is generated at a power plant that burns coal containing 3.0% sulfur by mass

  Define how many milliliters of drug solution patient receive

A 125 lb patient is to receive a drug at a rate of 0.300 mg per 1.00 kg of body weight. If the drug is supplied as a solution containing 5.00 mg/mL, how many milliliters of drug solution should the patient receive

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