What is the ph of the hf solution

Assignment Help Biology
Reference no: EM131922840

A 35.00-mL solution of 0.2500 M HF is titrated with a standardized 0.1453 M solution of NaOH at 25°C.

(a) What is the pH of the HF solution before titrant is added?

Answer: 1.88

(b) How many milliliters of titrant are required to reach the equivalence point?

Answer: 60.22

STUCK here

(c) What is the pH at 0.50 mL before the equivalence point?

(d) What is the pH at the equivalence point?

(e) What is the pH at 0.50 mL after the equivalence point?

Reference no: EM131922840

Questions Cloud

Prepared from the reaction of p-nitroaniline : Para red, also called American Flag Red, a bright-red ago dye, is easily prepared from the reaction of p-nitroaniline, sodium nitrite, and 2-naphthol
What is the percent by mass of carbon found : What is the percent by mass of carbon found in caffeine C8H9N4O2 what is the mass of carbon in milligrams found in 95mg of caffeine
What is the contribution margin per unit : Contribution Margin: Based on the Break-Even Analysis just performed, what is the contribution margin per unit and the total contribution margin?
What is the product for the reaction : What is the product for the following reaction? CH3CHCH3CCH + 2HBr --> ??
What is the ph of the hf solution : A 35.00-mL solution of 0.2500 M HF is titrated with a standardized 0.1453 M solution of NaOH at 25°C.
Describe approach you will take to ensure adequate nutrition : Describe the approach you will take to ensure adequate nutrition for the newborn, with or without breastfeeding. Provide rationale for your answer.
Solution after the following additions of titrant : Find the pH during the titration of 20.00 mL of 0.1000 M triethylamine, (CH3CH2)3N (Kb = 5.2 × 10-4 ), with 0.1000 M HCl solution after the following additions
Design and implement a virtual slot machine game : Design and implement a virtual slot machine game in C++ - You will use the fundamental building blocks of software engineering to construct a small game
Journalize the october transactions : Journalize the October transactions and the October 31 adjusting entry for accrued interest receivable

Reviews

Write a Review

Biology Questions & Answers

  Genetic diversity- mutations and sexual reproduction

Biology essay - genetic diversity, Discuss the issues related to genetic diversity: mutations, sexual reproduction, migration, and population size

  Work hand-in-hand to supply the body

The heart and lungs work hand-in-hand to supply the body with blood and oxygen for breathing. In many cases, a disease of one can affect the other.

  Choanoflagellates and green algae areevolutionary importance

Explain why the choanoflagellates and the green algae areevolutionary importance. Which organisms are considered the ancestors of landplants?

  Favorite restaurant and eating your favorite meal

You are dining at your favorite restaurant and eating your favorite meal when you start to think about the digestion process (sorry to ruin your meal).

  What are the possible sites at which caffeine is acting

High concentrations of caffeine causes an isolated muscle to contract in the absence of any activity in the motor nerve. This contraction is not blocked by nicotinic blocking agents like curare. Where do you think caffeine acts?

  Use the internet or the strayer library to find one

Several algae blooms have been in the news recently. Use the Internet or the Strayer Library to find one (1) article about an algae bloom. Summarize the main points of the article you found. Explain how this article relates to this week's lesso..

  Write the six reading frames and group nucleotides in codons

Write the 6 reading frames and group nucleotides in codons, i.e. GTACGT= GTA CGT. From the 6 reading frames, is there an open reading frame (ORF)? If yes, which reading frame?

  What are the physical and chemical hazards

Which precautions would you follow to preserve Bacillus subtilis and what are the physical and chemical hazards of handling Bacillus subtilis?

  Describe the life cycle of plasmodium

Describe the lifecycle of Plasmodium, the parasite that causes malaria.Start with infection. Describe the role of the sporozoites,merozoites, and gamteocytes in the life cycle

  Develop suitable rate expressions for product formation

Consider the following reaction sequence S + E (ES)1 (ES)2 --> P + E The first reversible reaction has forward and reverse rate constants of k1 and k2; the second reversible reaction has forward and reverse rate constants of k3 and k4; the thi..

  What characteristics distinguish algae from other protists

what characteristics distinguish algae from other protists. Name at least one microorganism that is involved in each step of the carbon cycle in the presence and absense of oxygen. What is the greatest challenge facing toxicity testing in humans?

  Mutations affect the amino acid sequences

How does each of your mutations affect the amino acid sequences? Are the mutations missense mutations, silent mutations or nonsense mutations?

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