A 0115 m solution of an unknown weak acid ha has a ph of

Assignment Help Chemistry
Reference no: EM13595984

A 0.115 M solution of an unknown weak acid (HA) has a pH of 2.57. I determined the acid ionization constant (Ka) for the acid to be: Ka = 2.53 X 10-6.  What is the weak acid and what is  Kb for the conjugate base of the weak acid?

Reference no: EM13595984

Questions Cloud

What is the slope of an arrhenius plot for the following : what is the slope of an arrhenius plot for the following reaction?2nocl ----gt 2no cl2temperature k k lmolbulls400 6.6
Company a sets price equal to cost plus 60 recently : company a sets price equal to cost plus 60. recently company a charged a customer a price of 42 for an item. what was
A television camera is 30 ft from the sideline of a : a television camera is 30 ft from the sideline of a basketball court 94 ft long. the camera is located 7ft from the
Which solution would create the higher osmotic pressure : which solution would create the higher osmotic pressure compared to pure water- one prepared from 1.0g of nacl in 10 ml
A 0115 m solution of an unknown weak acid ha has a ph of : a 0.115 m solution of an unknown weak acid ha has a ph of 2.57. i determined the acid ionization constant ka for the
Company a has just designed a new product with a target : company a has just designed a new product with a target cost of 64. company a requires new product to have a profit of
Big company manufactures keyboards management wishes to : big company manufactures keyboards. management wishes to develop budgets for the upcoming quarter based on the
Bp makes a variety of ceramic sinks and tubs ebp has just : bp makes a variety of ceramic sinks and tubs. ebp has just developed a line of sinks and tubs made from a mixture of
Question you are putting a fence around a rectangle garden : question you are putting a fence around a rectangle garden whose length is three times its width. you use a total of 80

Reviews

Write a Review

Chemistry Questions & Answers

  Explain a higher melting temperature

Which compound in each of the following pairs should have a higher melting temperature? (a) NaCl or RbCl (b) BaO or MgO (c) NaCl or MgS

  To what volume would the air in her lungs expand

A scuba diver with a lung capacity of 5.2 L inhales a lungful of air at a depth of 45 m and a pressure of 5.5 atm. If the diver were to ascend to the surface (where the pressure is 1.0 atm) while holding her breath.

  Define what is the partial pressure of each gas

what is the partial pressure of each gas if the total pressure of each gas if the total pressure is 735 mm Hg

  Explain what volume in liters of gaseous hydrogen chloride

What volume in liters of gaseous hydrogen chloride can be prepared from 40.0 liters of hydrogen with excess of chlorine. All volumes are measured at STP.

  Explain shift to the right in the direction of products

What effect will increasing the temperature have on the system? Fe3O4(s) + CO(g) ?? 3 FeO(s) + CO2(g) DH°= +35.9 kJ A) No effect will be observed. B) The reaction will shift to the right in the direction of products.

  Explain the heat of vaporization of water is 9.72 kcal/mol

The heat of vaporization of water is 9.72 Kcal/mol. How much heat (in kilocalories) is required to vaporize 2.70 mol of H2O and how much heat (in kilocalories) is released when 440 grams of steam condenses

  1 compute the ph at the temperature of 25 0c of a solution

1 compute the ph at the temperature of 25 0c of a solution prepared by mixingnbsp 50 ml of 1.60 m sodium hydroxide

  Define interferometer mirror of an ftir spectrometer travels

the interferometer mirror of an FTIR spectrometer travels + or - 1.0 cm. Calculate the approximate resolution (cm^-1) for such a spectrometer. At what retardation interval, delta, must the interferogram be sampled to cover the spectral range of 0 ..

  How many grams of cisplatin are formed

How many grams of cisplatin are formed from 54.4g of K2PtCl4 and 36.4g of NH3 if the reaction takes place in 95% yield based on the limiting reactant.

  Compute the equivanent weight of the acid

calculate the equivanent weight of the acid. (B) How many moles of protons were titrated? (C) How many moles of H3PO4 were titrated? (D) How many grams of H3PO4 were titrated?

  Compute the density in gcm3 of piece metal that has a mass

compute the density in gcm3 of piece metal that has a mass of 0.400kg and a volume of 73cm3. how to work this problem

  A certain compound has a half-life of 14 minutes at 25c its

a certain compound has a half-life of 14 minutes at 25c. its decomposition is a first order process. how much time does

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