Explain what is the final ph of the solution

Assignment Help Chemistry
Reference no: EM13319434

What is the final pH of the solution when 15.0 mL of 0.121 mol/L NaOH(aq) and 35.0 mL of 0.181 mol/L HNO2(aq) are mixed? Assume the temperature is 25oC. (For HNO2, pKa=3.14 at 25oC). Give your answer accurate to two decimal places.

Reference no: EM13319434

Questions Cloud

Design the beam in us customary units using f : Design the beam in US customary units using f'c=4ksi and fy=413.4MPa. If necessary use d'=2.5in. Assume an exterior exposure according to ACI 318 and b=15in.
Explain with two significant digits : For a solution that is 0.282 M NH3 and 0.117 M NH4NO3, calculate the following. For NH3, Kb is 1.8x10-5. Enter [OH?] and [H3O+] with two significant digits. Enter scientific notation as 1.23E4.
Calculate head supplied by the pump for the system : Water from a lower reservoir (water surface elevation) 500 m is pumping to the upper reservoir (water surface elevation 600 m) through a 5000 m long straight pipe with 0.5 m diameter.
The firm is proposing to buy a new plant which can generate : The firm is proposing to buy a new plant which can generate additional annual profit of Rs. 10,000. The fixed costs of new plant is expected to Rs. 4000. The new plant will increase the sales volume by Rs. 40,000. It can be assumed that the ratio bet..
Explain what is the final ph of the solution : What is the final pH of the solution when 15.0 mL of 0.121 mol/L NaOH(aq) and 35.0 mL of 0.181 mol/L HNO2(aq) are mixed? Assume the temperature is 25oC.
Estimate settlement of footing four years after construction : The modulus of elasticity of the sand was determined to be 10,000 kN/m^3 throughout. Using the Schmertmann's method, estimate the settlement of the footing four years after construction, using four 1 meter thick sublayers.
Explain the ph of a 0.175 mol/l solution of sodium acetate : What is the pH of a 0.175 mol/L solution of sodium acetate, CH3COONa, at 25oC? (pKa=4.74 at 25oC for CH3COOH.) Give your answer accurate to two decimal places
Compute the max horizontal shear stress at the neutral axis : A solid rectangular simply supported timber beam 6 in wide, 20 in deep, and 10 ft long carries a concentrated load of 16,000 lb at midspan. Use nominal dimensions.
How does monetary policy affect a company financial status : The Fed has three main mechanisms to affect the economy through the money supply and interest rates: open market operations, the discount rate, and reserve requirments. In this assignment, you will write about how these tools can affect a company's f..

Reviews

Write a Review

Chemistry Questions & Answers

  Explain the compound to be a nonelectrolyte

An organic compound was prepared and purified by chromatography. A conductivity measurement showed the compound to be a nonelectrolyte

  Compute delta h of the reaction

in a coffee cup calorimeter at 23.5 degrees C, the temp rises to 30.17 degrees C. Calculate delta H of this reaction

  What are biodegradable polymers

How you will protect an underground pipe line from corrosion and what are biodegradable polymers or what are conducting polymers

  Explain moles of salicylic and excess acetic anhydride

if 0.150 moles of salicylic and excess acetic anhydride are used during a synthesis of aspirin, how many grams of aspirin will be obtained if the reaction gives a 38% yield.

  Which of following is not typical of most organic compounds

Which of the following is NOT typical of most organic compounds?

  In what principal quantum level did the electron begin

An excited hydrogen atom emits light with a frequency of 1.141 multiplied by 1014 Hz to reach the energy level for which n = 4. In what principal quantum level did the electron begin?

  Explain concnentrated sulfuric acid stock solution

Discribe how to prepare this solutions show all work and calcualtion? a) 50mL of asolution containing 0.15M malonic acid [CH2(COOH)2 plus 0.02 manganese sulfate [ MnSO4] b) 100 mL of 0.08M sulfuric acid [H2SO4] from 18 M concnentrated sulfuric aci..

  State what is the rate law for the reaction

Consider the proposed mechanism for a reaction below. What is the rate law for the overall reaction?

  How many bags are needed to cover a plot

The contents of one 40-lb bag of topsoil can cover 10.0 square feet of ground to a depth of 1.0 in. How many bags are needed to cover a plot that measures 200.0 meters by 300.0 meters to a depth of 4.0 cm?

  State what is the percent yield of a reaction

What is the percent yield of a reaction in which 41.5 g tungsten (VI) oxide is combined with excess hydrogen gas to produce metallic tungsten

  What is the atomic mass of x

If 1.50 g of X reacts with 3.54 g of M to produce 4.22 g of a compound with the formula M4X3, and the atomic mass of M is 48.5 amu.

  Explain equilibrium expression for chemical equation

Write an equilibrium expression for each chemical equation. 1. 2CO(g)+O2(g)===2CO2(g) 2. N2(g)+O2(g)===2NO(g) 3. SbCl5(g)===SbCl3(g)+Cl2(g) 4. CO(g)+Cl2(g)===COCl2(g)

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