The ph of the solution is 2.64 then what is the ka of hy

Assignment Help Chemistry
Reference no: EM13541688

A 4.61*10^-3 mole sample of HY is dissolved in enough H20 to form .086L of solution. If the pH of the solution is 2.64, what is the K_a of HY?

Reference no: EM13541688

Questions Cloud

Three horizontal forces act on a packing crate on horizontal : Three horizontal forces act on a packing crate on a horizontal surface: 600 N to the left, 200 N to the right, and friction. The packing crate remains at rest. The weight of the crate is 400 N. If the 600 N force is removed, the net force acting on t..
Calculate the required vector electric field : One long wire carries current 20.0 A to the left along the x axis, A uniform electric field is applied to allow this particle to pass through this region undeflected. Calculate the required vector electric field
A golfer hits a golf ball : A golfer hits a golf ball, giving the ball an initial speed of 41.5 m/s, at an angle of 35.0 degrees to the horizontal. At what horizontal distance from the golfer, does the ball land?
How much does ball clear or fall short of clearing crossbar : A place kicker must kick a football from a point 34 m (about 37 yd) from the goal, and the ball must clear the crossbar, which is 3.05 m high. When kicked, the ball leaves the ground with a speed of 23 m/s at an angle of 55 to the horizontal. By how..
The ph of the solution is 2.64 then what is the ka of hy : A 4.61*10^-3 mole sample of HY is dissolved in enough H20 to form .086L of solution. If the pH of the solution is 2.64, what is the K_a of HY
Determine what was its acceleration as it slowed down : At t=0 a grinding wheel has an angular velocity of 21.0rad/s . It has a constant angular acceleration of 35.0rad/s^2 until a circuit breaker trips at time t = 2.50s. What was its acceleration as it slowed down
Determine the two possible values for resistor : An unknown resistor R is connected to a 15.0 ? resistor, and the combination is attached to an ideal battery. Determine the two possible values for R
Explain what is the predicted n-o bond : A molecular model of NO3- is shown below. Based on the best Lewis electron-dot structure for NO3- and formal charge considerations, what is the predicted N-O bond order for each N-O bond
A mass hangs on the end of a massless rope : A mass hangs on the end of a massless rope. The pendulum is held horizontal and released from rest. When the mass reaches the bottom of its path it is moving at a speed v = 2.4 m/s and the tension in the rope is T = 15.1 N.

Reviews

Write a Review

Chemistry Questions & Answers

  Explain a typical breathing cycle the co2 concentration

During a typical breathing cycle the CO2 concentration in the expired air rises to a peak of 4.6% by volume.

  Evaluate the concentration of nobr after 71 seconds

The rate constant for the second order reaction is .80 M s at 10 degrees C starting with a concentration of .86 M calculate the concentration of NOBr after 71 seconds.

  Depict the product formed by the reaction of potassium

Draw the product formed by the reaction of potassium t-butoxide with (1S,2S)-1-bromo-2-methyl-1-phenylbutane

  State magnesium ion solution and another electrode composed

magnesium ion solution and another electrode composed of silver in a 1.0 M silver ion solution, connected by a salt bridge. Calculate the standard potential for this cell at 25 °C. Standard reduction potentials

  Compute the standard entropy change for the reaction

Calculate the standard entropy change for the reaction 2H2(g)+ 02(g) --> 2H_2O(l) using the data from the following table: Substance Delta Hf degrees Delta Gf degrees S degrees

  Explain pure copper cathode and an aqueous cuso4 electrolyte

A constant current of 119.0 A is passed through an electrolytic cell having an impure copper anode, a pure copper cathode, and an aqueous CuSO4 electrolyte.

  How does the rate of reaction change if the concentration

Given the following rate law, how does the rate of reaction change if the concentration of Y is doubled

  Evaluate the density of metallic aluminum

When aluminum crystalizes, it forms face-centered cubic cells. The atomic radius of an Al atom is 143. Caluculate the density of metallic aluminum.

  Evaluate the quantitative solubility of calcium nitrate

How would you calculate the quantitative solubility of calcium nitrate (Ca(NO3)2 after saturating the solution, heating, and drying and the precipitate formed weighs 1.3 g

  Explain raising the temperature of 1 liter of water

At 1 atm, how many moles of CO_2 are released by raising the temperature of 1 liter of water from 20 celcius to 25 celcius

  Evaluate the volume in l the gas will occupy

A fixed quantity of gas at 29C exhibits a pressure of 745 torr and occupies a volume of 4.44 L. (a) Calculate the volume in L the gas will occupy if the pressure is increased to 1.86 atm while the temperature is held constant.

  Explain what term expresses the ratio of moles of reactants

What term expresses the ratio of moles of reactants and products according to the coefficients in the balanced chemical equation?

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