Explain the acid-dissociation constant for an acid-base

Assignment Help Chemistry
Reference no: EM13491984

The acid-dissociation constant for an acid-base indicator HIn is 0.0000438. At 600 nm, the molar absorptivities are 2230 for HIn and 8900 for In-. Calculate the absorbance at 600 nm of a 1.00 x 10-4 M solution of the indicator at pH 4.81 in a 1.00-cm cell.

Reference no: EM13491984

Questions Cloud

What is the net cash provided by investing activities : Which of the following adjustments to convert net income to net cash provided by operating activities is not added to net income?
Explain temperature t in a constant volume calorimeter : U^o for the reaction A(s)+2B(g) ->2C(s)+D(g) was measured at temperature T in a constant volume calorimeter. ?H^o for the reaction is approximately what
Determine the work done by the field on the electron : A uniform electric field of magnitude 415 N/C pointing in the positive x-direction acts on an electron, which is initially at rest. The electron has moved 3.00 cm. What is the work done by the field on the electron
What is the amt adjustment : How much can Benjamin deduct in 2012 - What is the AMT adjustment that results from Chervaughn exercising the ISO
Explain the acid-dissociation constant for an acid-base : The acid-dissociation constant for an acid-base indicator HIn is 0.0000438. At 600 nm, the molar absorptivities are 2230 for HIn and 8900 for In-. Calculate the absorbance at 600 nm of a 1.00 x 10-4 M solution of the indicator at pH 4.81 in a 1.00..
Compute the average acceleration of the driver : A car traveling at 86 km/h strikes a tree. The front end of the car compresses, What was the average acceleration of the driver during the collision
Explain how carried out a radical chlorination reaction : Assume that you have carried out a radical chlorination reaction on (R)-2- chloropentane and have isolated (in low yield) 2,4-dichloropentane.
Explain starting with the original concentrations : Starting with the original concentrations, what is the rate of the reaction if [A] and [B] are both increased by a factor of six
Calculate the current ratio : Calculate the current ratio and Does it appear likely that Mister Ribs will be able to pay its current liabilities as they come due in the next year?

Reviews

Write a Review

Chemistry Questions & Answers

  Lightbulb is visible light and that the average wavelength

lightbulb is visible light and that the average wavelength og the light is 550 nm, how many photons are emitted by the lightbuld each second?

  How efficient is the extraction of the tea leaves

how efficient is the extraction of the tea leaves containing 1.0 g of caffeine with the two 3 ml portions of chloroform

  What is the ph at the equivalence point of hydrofluoric acid

What is the pH at the equivalence point? what is the pH at the 10.0 mL base added? what is the pH at the 30.0 mL base added?

  What is the value of k at this temperature

At 1100 K, Kp = 0.25 for the following reaction. 2 SO2(g) + O2(g) reverse reaction arrow 2 SO3(g) What is the value of K at this temperature?

  State done to inflate the balloon when atmospheric pressure

How much work (in J) must be done to inflate the balloon when atmospheric pressure is 767 torr?

  What would be the atmospheric pressure of mtbe

what would be the atmospheric pressure of MTBE in Pa If this sample were at equilibrium with atmospheric MTBE? KH = 1.7 M/atm.

  Depict the complete mechanism for the formation of nylon

Write the complete mechanism for the formation of Nylon-6,10 using sebacoyl chloride as one of the starting materials. You only have to show the formation of one amide bond

  Calculate the quantities of benzoic acid and naoh

If 25.00 mL of 0.07976 M benzoic acid is neutralized by 26.48 mL 0.07530 M NaOH, calculate the quantities of benzoic acid and NaOH you would need to prepare the volume of 1:1 buffer.

  What is the ph of a phosphate buffer

What is the pH of a phosphate buffer when [H2PO4-] = 40 mM and [HPO42-] = 30 mM?

  State principles of general chemistry

Principles of general chemistry second edition. In determining the average rate over an entire experiment, do I need to take the coefficients of the reactants into account?

  Define the stereocenter of the molecule

In order to distinguish the R and S forms of a molecule an enzyme must have binding sites for how many of the groups on the stereocenter of the molecule

  Explain the manner in which ketohexose acts

The managing director of a well-known company on Wall Street thrives on a diet of fruit jam, bread, pasta, and coffee. She exercises intermittently.

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