Chem 2 Date Performed: July 24‚ 2012 Date Submitted: August 6‚ 2012 Experiment No. 4 Solubility Equilibrium- Common Ion Effect INTRODUCTION: The common ion effect is another example of Le Châtelier ’s Principle in action.The common ion effect tells us that the solubility of an ionic compound is decreased by the addition to the solution of another ionic compound that contains one of the ions involved in the solution It is also
Premium Ammonia Chemistry Acid
Buffer solutions and common ion effect A buffer solution resists (or buffers) a change in its pH. That is‚ we can add a small amount of an acid or base to a buffer solution and the pH will change very little. How to calculate pH of buffer solution containing both acid and conjugate base? Dissociation constant definition 1.1 can be rearranged into or (note that due to sign change [A-] was moved to nominator). This is so called Henderson-Hasselbalch equation (or buffer equation)
Free PH Acid dissociation constant Buffer solution
SOCIAL PSYCHOLOGY ASSIGNMENT: DESCRIBING HOW EVALUATION OF ONESELF AFFECTS BEHAVIOR GROUP B DESCRIBING HOW EVALUATION OF ONESELF AFFECTS BEHAVIOR [Year] COMPILED BY: DAPHNE CHITIYO‚ DON SAMKANGE‚ EMMAH JINDU‚ FIONA KURIMA‚ FRANCES-CLARE MAKURUMIDZE‚ IVY MUSHANINGA‚ JAMES MASHAVA‚ KUDZAI MUKWAMBO‚ NETSAI MUBAIWA‚ PAULINE NECHIRONGA‚ TENDAI MAKUMBE [Pick the date] Table of Contents INTRODUCTION1 SELF-EVALUATION2 SELF ESTEEM3 SELF EFFICACY4 CONCLUSION5 Type chapter title (level 3)6
Premium Self-esteem Conceptions of self Personality psychology
I<ONICA MINOLTA January 30‚ 2013 Purchase Order Renewal Notice DHHS MARK MCGEE DBA FOOD AND DRUG ADMINISTRATION HFA 720 12345 PARKLAWN DR ROCKVILLE MD 20857 Dear Valued Customer: Please be advised that your Purchase Order CREDIT CARD with Konica Minolta Business Solutions will expire on 09/30/2012. In order to avoid an interruption in the provision of service and supplies‚ please provide a renewal purchase order prior to expiration. Your Renewal Purchase Order should reflect
Premium
Enron The affect of the unethical behavior of the profitability of Enron was that the third party “outside” independent auditors was not able to backup and have accounting financial statements‚ some of those auditors and financial institutions may have been misled by the corporation’s net income. If I was an accountant for this company I would have followed regulated federal security laws‚ and if failed to provide prove of documents or financial statements‚ I would admit to my mistakes but also
Premium Business Audit Enron
The Effects of Noisy Environments on the Memorization of Word Lists Introduction Noise‚ in relation to sound‚ may be defined as the sound made by rule less shaking of objects in physics‚ or it could also be defined as any unwanted sound which annoys people in environmentalism. For example‚ the sound of dogs barking‚ neighbours playing loud music which interrupts people’s regular rest‚ study‚ or work may be labeled as noise. In today’s society‚ noise is everywhere. Traffic noise‚ industrial
Premium Noise pollution
structure and function of some systems of the human body‚ emphasizing those aspects most pertinent to students in the nursing and allied
Premium Evolution Population genetics Biology
“In light of what you have learned about City Road‚ describe some of the inequalities on a street which you know.” Very much like City Road‚ the street which I observed for comparison‚ Concord High Street‚ is a mixture of consumer outlets and places in which the local population socialise‚ during the day and later on on a night. Concord High Street is part of what is locally understood to be ‘Old’ Washington‚ i.e. the original small village that once stood here amongst the coal mines‚ as opposed
Premium Road Traffic
system. People will also die because of the increased amount of wars and fighting among villages or groups who are trying to get enough food. More wars may occur because if a population grows it may need more land to support the people living on it. Some land‚ like fertile land or land near water‚ might
Premium Population The Nation Population growth
Outline the process of urbanisation and describe its effects. Urbanisation is the growth in the proportion of a country’s population the lives in urban as opposed to rural areas. Urbanisation first occurred in MEDCs during the industrial revolution that took place in Europe and North America in the nineteenth and early twentieth centuries. Since 1950‚ urbanisation has been rapidly occurring in LEDCs and nowadays‚ the rate of urbanisation in LEDCs‚ for example‚ in South America‚ Africa and Asia
Free Unemployment City Canada