MathCAD for Physical Chemistry Phase Equilibrium
... (b) Now fit a straight line through the data points. Add the linear fit function to the plot you made in part (a). (c) From the slope calculate the value of ΔHvap for CCl4. Compare with the accepted value 89.40 BTU/lb at 100F (from an Engineering Table of thermodynamic properties). 2. Open a new wor ...
... (b) Now fit a straight line through the data points. Add the linear fit function to the plot you made in part (a). (c) From the slope calculate the value of ΔHvap for CCl4. Compare with the accepted value 89.40 BTU/lb at 100F (from an Engineering Table of thermodynamic properties). 2. Open a new wor ...
3_2: More Chemical Changes
... combined they produce an aqueous solution of sodium chloride and calcium carbonate along with carbon dioxide, water, and heat. 2NaHCO3(aq) + CaCl2(aq) 2NaCl(aq) + CaCO3(s) + H2O(l) + CO2(g) REACTANTS ...
... combined they produce an aqueous solution of sodium chloride and calcium carbonate along with carbon dioxide, water, and heat. 2NaHCO3(aq) + CaCl2(aq) 2NaCl(aq) + CaCO3(s) + H2O(l) + CO2(g) REACTANTS ...
CHAPTER-7 EQUILIBRIUM Equilibrium state- When
... The acid-base pair thatdiffers only by one proton is called a conjugateacidbase pair. IfBrönsted acid is a strong acid then itsconjugate base is a weak base and viceversa. Ionic product of water.Kw = [H+][OH–] pH = -log [H+] ; here[H+] is molar concentration of hydrogen ion. pH + pOH =14 p ...
... The acid-base pair thatdiffers only by one proton is called a conjugateacidbase pair. IfBrönsted acid is a strong acid then itsconjugate base is a weak base and viceversa. Ionic product of water.Kw = [H+][OH–] pH = -log [H+] ; here[H+] is molar concentration of hydrogen ion. pH + pOH =14 p ...
Keq Assignment
... 1. Write balanced chemical equations for each of the following. Pay close attention to the physical states! NOTES: You must include the charge when writing ions, otherwise your answer is incorrect. Do not balance these equations using fractions for coefficients. a) sulfur dioxide gas combines with o ...
... 1. Write balanced chemical equations for each of the following. Pay close attention to the physical states! NOTES: You must include the charge when writing ions, otherwise your answer is incorrect. Do not balance these equations using fractions for coefficients. a) sulfur dioxide gas combines with o ...
Equilibrium
... for a given mass of particles. An increase in surface area increases the amount of the reactant exposed for reaction, which increases the collision frequency and the reaction rate. One way to increase the surface area of solid reactants is to dissolve them. In solution, particles are separated and m ...
... for a given mass of particles. An increase in surface area increases the amount of the reactant exposed for reaction, which increases the collision frequency and the reaction rate. One way to increase the surface area of solid reactants is to dissolve them. In solution, particles are separated and m ...
Solubility Product Constants We have been looking at how
... We have been looking at how equilibrium constants can be used in chemical reactions. The concept of equilibrium also applies to saturated solutions of ionic solids. A saturated solution is one that is holding the maximum amount of solute possible at a given temperature. Even though a solution is sat ...
... We have been looking at how equilibrium constants can be used in chemical reactions. The concept of equilibrium also applies to saturated solutions of ionic solids. A saturated solution is one that is holding the maximum amount of solute possible at a given temperature. Even though a solution is sat ...
Chapter 17 Additional Aspects of Aqueous Equilibria I. Solubility
... significant change in pH. Buffer capacity depends on the composition of the buffer. The greater the amounts of the conjugate acid, base pair, the greater the buffer capacity. the pH of the buffer depends on the Ka . If ka is sufficiently small ( the equilibrium concentration of the undissociated aci ...
... significant change in pH. Buffer capacity depends on the composition of the buffer. The greater the amounts of the conjugate acid, base pair, the greater the buffer capacity. the pH of the buffer depends on the Ka . If ka is sufficiently small ( the equilibrium concentration of the undissociated aci ...
ChE 215, Physical Chemistry
... Lab Hours : Saturday (2:00 - 5:00 p.m.) Class Room : Bldg. 6 Kh., Room # 305 Course Objective: The objective of this course is to introduce the basic topics in Kinetics, Thermodynamics and Statistical Mechanics. In fact this course present collection of distinct topics particularly useful to chemica ...
... Lab Hours : Saturday (2:00 - 5:00 p.m.) Class Room : Bldg. 6 Kh., Room # 305 Course Objective: The objective of this course is to introduce the basic topics in Kinetics, Thermodynamics and Statistical Mechanics. In fact this course present collection of distinct topics particularly useful to chemica ...
Electrochemistry primer
... (charge). The voltage generated by a cell (often referred to as Ecell) is related to how far the cell reaction is from equilibrium. One purpose of this experiment is to discover the relationship between the voltage of a cell and the position of the equilibrium for the reaction that produces the elec ...
... (charge). The voltage generated by a cell (often referred to as Ecell) is related to how far the cell reaction is from equilibrium. One purpose of this experiment is to discover the relationship between the voltage of a cell and the position of the equilibrium for the reaction that produces the elec ...
Power Point for Equilibrium
... The Equilibrium Constant The Magnitude of Equilibrium Constants • The equilibrium constant, K, is the ratio of products to reactants. • Therefore, the larger K the more products are present at equilibrium. • Conversely, the smaller K the more reactants are present at equilibrium. • If K >> 1, then ...
... The Equilibrium Constant The Magnitude of Equilibrium Constants • The equilibrium constant, K, is the ratio of products to reactants. • Therefore, the larger K the more products are present at equilibrium. • Conversely, the smaller K the more reactants are present at equilibrium. • If K >> 1, then ...
MCQ plus answers
... It is not a sample quiz. The questions in the paper will be in the style of these questions but may well cover different topics. In the exam, the answer should be indicated by clearly circling the letter next to the choice you make and by filling in the corresponding box on the computer-marked sheet ...
... It is not a sample quiz. The questions in the paper will be in the style of these questions but may well cover different topics. In the exam, the answer should be indicated by clearly circling the letter next to the choice you make and by filling in the corresponding box on the computer-marked sheet ...
Chapter 13 PowerPoint
... mainly product – equilibrium lies to the right A very small K means that the system at equilibrium will consist mainly of reactants – equilibrium position is far to the left The size of K and the time required to reach equilibrium are NOT directly related. Complete sample problem #5. ...
... mainly product – equilibrium lies to the right A very small K means that the system at equilibrium will consist mainly of reactants – equilibrium position is far to the left The size of K and the time required to reach equilibrium are NOT directly related. Complete sample problem #5. ...
this PDF file
... designing suitable reaction experiments, and therefore provides a useful guideline for the selection of processing conditions. Prior to chemical reactions, it is essential to determine the feasibility of the chemical reactions, and the nature and amount of the solid and gaseous species present in th ...
... designing suitable reaction experiments, and therefore provides a useful guideline for the selection of processing conditions. Prior to chemical reactions, it is essential to determine the feasibility of the chemical reactions, and the nature and amount of the solid and gaseous species present in th ...
Equilibrium notes (complete)
... Think of the water in a bathtub representing a system at equilibrium with the reactants at one side of the tub and the products at the other. • If you dump some water at one end of the tub the water flows towards the other end of the tub to reestablish equilibrium • If you scoop out some water at on ...
... Think of the water in a bathtub representing a system at equilibrium with the reactants at one side of the tub and the products at the other. • If you dump some water at one end of the tub the water flows towards the other end of the tub to reestablish equilibrium • If you scoop out some water at on ...