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Chapter 25 The Rates of chemical reactions

Chapter 25 The Rates of chemical reactions. Contents. Empirical chemical kinetics 25.1 Experimental techniques 25.2 The rates of reactions 25.3 Integrated rate laws 25.4 Reaction approaching equilibrium 25.5 The temperature dependence of reaction rates Accounting for the rate laws

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Plasma creatinine and the estimation of glomerular filtration rate (GFR)

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Tests and monitoring in HIV infection

UK standard of care and some other useful tests Matthew Williams UK CAB Tests and monitoring in HIV infection UK standard of care and some other useful tests Tests and monitoring in HIV infection CD4 count Viral load Resistance Therapeutic drug monitoring

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Using PK/PD Principles in Antibiotic Prescribing SAHD May 20, 2011

Using PK/PD Principles in Antibiotic Prescribing SAHD May 20, 2011. Peter Gayo Munthali Consultant Microbiologist UHCW Honorary Associate Clinical Professor University of Warwick. Objectives. By the end of this session you should be able to:

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Acute renal failure

Acute renal failure. By H P Shum Intensive care unit PYNEH. Introduction. ARF was first recognized in crush injury victims during World War II

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Afternoon Delight

Afternoon Delight. Pathophysiology Review August 11, 2010. Case.

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Critical Appraisal

Critical Appraisal. DR Joshna Rajbaran. CARDIAC TROPONIN and OUTCOME in ACUTE HEART FAILURE. NEJM 358;20 MAY 15,2008. THE AIM:. To describe the association between elevated cardiac troponin levels and adverse events in hospitalized patients with ACUTE DECOMPENSATED HEART FAILURE. WHY??.

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DNA Sequencing

DNA Sequencing. DNA sequencing. Determination of nucleotide sequence the determination of the precise sequence of nucleotides in a sample of DNA Two similar methods: 1. Maxam and Gilbert method 2. Sanger method

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BHIVA Audit and Standards

BHIVA Audit and Standards. Overview of standards project Survey of management of cardiovascular risk Preliminary findings of mortality audit. Overview of Standards Project. Aim:

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ID Board Review Questions

ID Board Review Questions. Emily Landon Mawdsley, MD 5/3/10.

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Physicochemical Properties at Bayer HealthCare (Wuppertal) and Their Use in Medicinal Chemistry

Physicochemical Properties at Bayer HealthCare (Wuppertal) and Their Use in Medicinal Chemistry . Contents. Measured physico-chemical parameters Introduction of our laboratory Model systems for lipophilicity Solubility Use in medicinal chemistry. Physicochemical Properties Measured.

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Cardiac arrhythmia

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Dissociation of water

pH. Dissociation of water. What is pH?. Potential hydrogen Scale used to measure the acidity or basicity of a solution. Acids. Molecules that dissociate in water, releasing H +. Bases. Molecules that take up H + or release OH -. Neutralization Reaction. pH scale.

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Solubility and Complexation Equilibria

Solubility and Complexation Equilibria. Chapter 18. Determining K sp Experimentally CaF 2 dissolves to an extent of 0.1085 g/L. What is the value of K sp for CaF 2 , in mol/L?. Using K sp to predict solubility. What is the solubility of AgCl, in mol/L?.

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Solutions and Concentrations

Solutions and Concentrations. Notes Page 5. SOLUTIONS . A homogenous mixture of two or more substances. 2 PARTS OF A SOLUTION. SOLUTE A solute is the dissolved substance in a solution. Sugar in soda Carbon dioxide in soda Salt in salt water SOLVENT

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Concentrations of Solutions

Concentrations of Solutions. Concentration measures exactly how much solute is in a certain amount of solvent. Parts per Million (ppm or mg/L) Parts per Billion (ppb). Acceptable lead levels in drinking water. [http://www.mwra.state.ma.us/mw2002ccrmain/assets/leadgraph.jpg].

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Kw , pH

Kw , pH. Kw: the ion-product constant of water. Q: will pure distilled water conduct electricity it will (slightly). If water conducts electricity, ions must exist Water exists as an equilibrium, which is referred to as the self-ionization of water:.

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pH Calculations

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HIGHER GRADE CHEMISTRY CALCULATIONS

Use D H = -cm D T D H = -4.18 x 0.2 x 6.2 D H = - 5.18 kJ. ( c is specific heat capacity of water, 4.18 kJ kg -1 o C -1 ) m is mass of mixed solution in kg, 0.2 kg D T is change in temperature in o C, 6.2 o C). HIGHER GRADE CHEMISTRY CALCULATIONS.

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The pH concept

The pH concept. [H + ] is cumbersome so the pH scale was created. pH is the negative logarithm of the hydrogen-ion concentration. pH = -log[H + ]. Sample pH problems 1 of 3. The hydrogen-ion concentration of a solution is 2.7 x 10 -10 mol/L. What is the pH of the solution. Answer

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