Explain imidazole need to adjust the solution

Assignment Help Chemistry
Reference no: EM13185618

starting with 0.50 L of 0.20 M imidazole, pH 7.0, you need to adjust the solution to pH 7.5. How much of either 5.0 M HCl or 5.0 M NaOH must you add (and which one)? Assume the pka for imidazole is 7.0.

Reference no: EM13185618

Questions Cloud

Restoring positive self-evaluations : Some psychologists suggest you can reduce cognitive dissonance by restoring positive self-evaluations that are threatened by the dissonance
Determine the daily supply in a more cost effective way : Howie's would like you to see whether regression can be used to estimate the Demand from other data in the file. So that Howies can determine the daily supply in a more cost effective way.
What might be done to make small firms more proactive : Vellus's original entry into exporting was both reactive and serendipitous. Do you think this is the exception or the rule for small businesses What might be done to make small firms more proactive with regard to exporting 3. What lessons about su..
During the missouri debates-awakened-filled me with terror : During the Missouri debates, Thomas Jefferson expressed the fear that that "question, like a fireball in the night, awakened and filled me with terror."? What was at stake in the Missouri debate that generated such profound concern?
Explain imidazole need to adjust the solution : How much of either 5.0 M HCl or 5.0 M NaOH must you add (and which one)? Assume the pka for imidazole is 7.0.
Why might it be cheaper to drive on a toll-road : How do costs play into your everyday life? For example, why might it be cheaper to drive on a toll-road vs. a free-access interstate Also, can you identify situations where you may fall victim to the sunk cost fallacy (we all do)
Explain salt was a hydrated form of a sulfate : Assuming that your salt was a hydrated form of a sulfate mso4 nh2o calculate n. What values are quoted in handbooks for common hydrates
What is the equilibrium price and quantity in the market : assume that the price of feeders drops by 50%. How would this change impact the demand for feeders? Explain your answer and reconstruct the graph developed in question one to show this change. Assume that incomes of the consumers in thi..
Distinguish between the central and the peripheral : Distinguish between the central (systematic processing) and the peripheral (heuristic processing) routes for processing persuasive messages and explain when we engage in each of these two distinct modes of thought.

Reviews

Write a Review

Chemistry Questions & Answers

  What will be the final temperature

A 100g sample of water at 27oC is poured into a 76.2g sample of water at 89oC. What will be the final temperature.

  What volume will the n2o4 occupy

If 25.0 mL of NO2 gas is completely converted to N2O4 gas under the same conditions, what volume will the N2O4 occupy?

  How many moles of carbon monoxide (co) are needed

Fe2O3(s) + 3CO(g)-> 2Fe(s) + 3CO2(g) Based on this equation, how many moles of carbon monoxide (CO) are needed to react completely with 1.75 moles of iron (lll) oxide (FeO3)??

  What can you infer about the atomic mass of the element

suppose new element with atomic number 120 is discovered.if some isotopes of this element have 122 nuetrons and some have 124 neutrons,what can you infer about the atomic mass of the element.

  State a naoh soln of unknown concentration was standardized

A NaOH soln of unknown concentration was standardized against KHP. It took 45.78 mL of NaOH soln to completely titrate 1.256 g of KHP. Cal the molarity of NaOH.

  Calculate the fraction of atoms in a sample of argon gas

Calculate the fraction of atoms in a sample of argon gas at 400K that have an energy of 10.0 KJ or greater.

  Find the total pressure for a mixture

Find the total pressure for a mixture that contains four gases with partial pressures of 5.38 kPa, 4.52 kPa, 3.16 kPa, and 1.23 kPa.

  The balanced net ionic equations representing the reactions

Write out the balanced net ionic equations representing the reactions that occur when iron (III) in water reacts with: A) Hydrochloric Acid.

  State a solution of naoh is added to the supnatant liquid

a solution of NaOH is added to the supnatant liquid until it is strongly alkaline. No precipitate is formed. Which ions are present in each of the precipitates. Which cations are not present in the original solution?

  Find the theoretical yield of ammonia in grams

Ammonia, NH3, can be synthesized by the following reaction: 2 NO (g) + 5 H2(g) -> 2 NH3(g) + 2 H2O(g) Starting with 86.3 g NO and 25.6 g H2, find the theoretical yield of ammonia in grams

  What are mole fraction of methanol in this solution

A 2.9 m solution of methanol (CH3OH) in water has a density of 0.984 g/ml. What are the a) mass percent, b) molarity, and c) mole fraction of methanol in this solution?

  Calculate the enthalpy change

You are given the following data. S(s) + 3/2 O2(g) → SO3(g) ΔH = -395.2 kJ 2 SO2(g) + O2(g) → 2 SO3(g) ΔH = -198.2 kJ Calculate ΔH

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