Explain the ph after the addition of naoh

Assignment Help Chemistry
Reference no: EM13319520

Calculate the pH of the 0.20 M NH/0.26 M NHCl buffer. What is the pH after the addition of 20.0 mL of 0.050 M NaOH to 90.0 mL of the buffer solution? The Kb of ammonia is 1.8 x 10-5.

Reference no: EM13319520

Questions Cloud

The process of developing and implementing ergonomics : Through the process of developing and implementing their ergonomics programs these persons have gained a good working knowledge of the ergonomic risk factors that are most likely to be present in their workplaces.
State what is the ph at the equivalence point : Exactly 100 mL of 0.15 M HNO2 is titrated with a 0.15 M NaOH solution. What is the pH at the equivalence point. The Kb of NO2- is equal to 2.2 x 10-11.
Find the minimum aperture diameter of a camera : Find the minimum aperture diameter of a camera that can resolve detail on the ground the size of a person (1.5m ) from an SR-71
Find the period of alternating vortices shed from boulder : Find the period of the alternating vortices shed from a boulder in a river under the following conditions: diameter of cylindrically-shaped boulder is 1 m; approach velocity is 1 m/s; water temperature is 15.6 C.
Explain the ph after the addition of naoh : Calculate the pH of the 0.20 M NH/0.26 M NHCl buffer. What is the pH after the addition of 20.0 mL of 0.050 M NaOH to 90.0 mL of the buffer solution? The Kb of ammonia is 1.8 x 10-5.
Estimate the change in entropy for the water from the top : Niagra falls measures 160 feet in height. Based on reasonable assumptions estimate the change in entropy for the water from the top of the falls to the bottom in kJ/kg*K.
What is the total magnification of the two lenses : Two identical converging lenses have focal lengths of 15 cm and are aligned on the same principal axis. What is the total magnification of the two lenses
What will be the depth when the discharge is given : Plot a graph showing the discarge per unit width per unit width q for various depths if the specific energy remains constant at this value. What will be the depth when the discharge is 1/3 of the discharge at critical depth
How technology can help organizations to reach resources : How the technology can help organizations to reach resources that are unthinkable before. And he wants a relevance of this introduction to the discussion. So please help me to write a proper explanation.

Reviews

Write a Review

Chemistry Questions & Answers

  Explain the neutralization of hydrochloric acid

What is the approximate value of the equilibrium constant, Kn, for the neutralization of hydrochloric acid with sodium hydroxide, shown in the equation below

  Explain synthesis of trans-4-octene starting

Propose a synthesis of trans-4-octene starting from 1-pentyne. Specify the reagents you would use to carry it out. If two or more routes to the same product are possible, show only one of them.

  Explain a diethylaminoethyl cellulose ion exchange

Which protein elutes first from a diethylaminoethyl cellulose ion exchange column with a decreasing pH gradient

  State value of the equilibirum constant determined standard

A student added more KSCN solution that instructed when making standard solution. assuming no other errors were made in the experiment

  Propose a plausible mechanism

Draw the line and wedge structures of the products obtained on addition of iodine azide to both cis and trans-2-butenes. Assign ‘R' or ‘S' to the asymmetric centers in your product.

  Write a net ionic equation

Write a net ionic equation, including states for teh reaction of Cobalt (II) Chloride and Silver Nitrate 2. Circle the species in which nitrogen has the highest oxidation number

  Explain what volume of m koh solution is required

What volume of 0.862 M KOH solution is required to make 3.75 L of a solution with pH of 12.8

  Explain what is the kinetic energy of the ejected electrons

Rubidium atoms are bombarded with 131 nm light. What is the kinetic energy of the ejected electrons

  Compute the density of the object

An object has a mass of 6.85g. when placed in a graduated cylinder containing 25.0 ml of water, the water level increased to 28.8 ml. Calculate the density of the object

  What is x-ray photon energy in joules

What is its energy in joules? Enter your answer in the form 1.02E12 for 1.02 x 1012 with three significant figures

  Compute the mass of cus produced and the concentration

calculate the mass of CuS produced and the concentration of H+ ion produced by bubbling H2S into 1.00 L of 0.10 M CuCl2 (aq) solution. the net ionic equation

  What is the mass, in grams, of the liquid propylene glycol

What is the mass, in grams, of 55.0 mL of the liquid propylene glycol, a moisturizing agent for foods, which has a density of 1.036 g/mL at 25 degress Celcius.

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