Explain volume change after nano3 is dissolved

Assignment Help Chemistry
Reference no: EM13229376

A buffer is prepared by dissolving .0250 mol of sodium nitrite in 500 ml of 0.0329 M nitrous acid. Assume no volume change after NaNO3 is dissolved. calculate the pH of this buffer.

Ka(HNO2) = 6e-4

Reference no: EM13229376

Questions Cloud

Draw a markov chain that is irreducible : How do you draw a markov chain that is irreducible with a period equal to 3?
Define the ph of the solution at the equivalence point : Assume you dissolve .378 g of the weak acid benzoic acid in enough water to make 1.00e2 ml of solution and then titrate the solution with .200 M NaOH.
Compute the cycle time and throughput rate : For each application type, compute the cycle time, throughput rate, and throughput efficiency - which process appears to be more efficient? Why do you think this is? What suggestions would you provide the manager for improvement? What are..
Determine the resistance of the filament : The resistance of the filament of the bulb, measured with a standard multimeter, is 16.7 ohms. When the bulb is connected into the circuit and is operating at the rated values given above determine a) the resistance of the filament b) the efficien..
Explain volume change after nano3 is dissolved : A buffer is prepared by dissolving .0250 mol of sodium nitrite in 500 ml of 0.0329 M nitrous acid. Assume no volume change after NaNO3 is dissolved. calculate the pH of this buffer.
With whom does your organization compete in terms : With whom does your organization compete in terms of compensation and benefits? What does your company policy say?
Calculate amount of work done if all losses are neglected : A container with a plunger compresses one pound mole of an ideal gas from 1 atmospheres pressure to 10 atmospheres. Calculate the amount of work done if the process is considered to be polytropic.
What will the new service probability be : Suppose the production manager is asked to reduce the safety stock of this item by 50%. If she does so, what will the new service probability be?Type your question here.
What additional annual cost is the shop incurring by staying : What additional annual cost is the shop incurring by staying with this order size?

Reviews

Write a Review

Chemistry Questions & Answers

  Compute the volume in ml hci solution

Calculate the volume in mL of a 1.350 M HCI solution required to titrate the following solution.

  Define what was the concentration of ni

The excess EDTA was then back-titrated, requiring 5.00 mL of 0.050 0 M Zn2. What was the concentration of Ni2 in the original solution?

  Calculate the energy released

Calculate the energy released when a 28.9 gram piece of copper is cooled from its melting point of 1083 degrees C to 25.0 degrees C. The specific heat of copper is .385 J/g degrees C.

  State speed of light in the cable is the same as in a vacuum

How long will it take for a signal to travel that distance assuming that the speed of light in the cable is the same as in a vacuum?

  Explain when one mole of solid naoh is dissolved

When one mole of solid NaOH is dissolved in 1L of solution, 44.5kj of heat are released. How much heat is released when 1.00g of NaOH is dissovled in 100.0mL of water?

  What volume will the sulfur dioxide

At 27°C, a sample of sulfur dioxide (SO2) has a volume of 30.0 mL.

  Estimate the heat released

Estimate the heat released when ethene CH2 CH2 reacts with hydrogen gas to give CH3CH3.

  Define brass is a copper and zinc alloy

Brass is a copper and zinc alloy containing 31.8% zinc by mass and having a density of 8.73 {\rm \frac{g}{cm^3}}. A fitting composed of common brass has a total volume of 335.6 {\rm cm^3}

  What is the molar mass of the unknown acid

A 1.00 g sample of an unknown acid required 17.0 mL of .650 M NaOH to neutralize. What is the molar mass of the unknown acid?

  Define what is the volume of the balloon

where the atmospheric pressure is 1.00 atm. The balloon rises to an altitude of 20,000 m, where the atmospheric pressure is 61 mmHg and the temperature is 210 K. What is the volume of the balloon at 20,000 m?

  How much heat energy, in kilojoules, is required

How much heat energy, in kilojoules, is required to convert 47.0 g of ice at -18.0 degrees C to water at 25.0 degrees C ?

  What will the concentration of f- ions be

A 130 mL stock solution contains 1.5 M CuF2. When 13 mL of the stock solution is diluted to 25 mL, what will the concentration of F- ions be?

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