Bioenergetics Key
... Chemistry 160 Bioenergetics Homework key 1. Give the equation that relates free energy to the equilibrium constant. ΔG = -RTlnK 2. What does it mean that ΔG are additive. Why is this important in metabolism? It means that if there are several reactions in a process (such as metabolism) that the ΔG f ...
... Chemistry 160 Bioenergetics Homework key 1. Give the equation that relates free energy to the equilibrium constant. ΔG = -RTlnK 2. What does it mean that ΔG are additive. Why is this important in metabolism? It means that if there are several reactions in a process (such as metabolism) that the ΔG f ...
Document
... Standard enthalpy of formation (DH0f) is the heat change that results when one mole of a compound is formed from its elements at a pressure of 1 atm. The standard enthalpy of formation of any element in its most stable form is zero. 0 (C, graphite) = 0 ...
... Standard enthalpy of formation (DH0f) is the heat change that results when one mole of a compound is formed from its elements at a pressure of 1 atm. The standard enthalpy of formation of any element in its most stable form is zero. 0 (C, graphite) = 0 ...
ICNS 132 : Work, Energy and Power
... “the force required to stretch or compress a spring is proportional to the amount of stretch or compression x” Hooke’s law. The value of k is a measure of the stiffness of the spring. Stiff springs have large k values, and soft springs have small k values. The units of k are N/m. The negative sign ...
... “the force required to stretch or compress a spring is proportional to the amount of stretch or compression x” Hooke’s law. The value of k is a measure of the stiffness of the spring. Stiff springs have large k values, and soft springs have small k values. The units of k are N/m. The negative sign ...
CHEM 211: Physical Chemistry
... Objectives: After taking this course students are expected to understand - how energy is exchanged between the system and surroundings under different conditions. - how entropy and Gibbs free energy can be used to predict the direction of the spontaneous change and estimate the position of equilibri ...
... Objectives: After taking this course students are expected to understand - how energy is exchanged between the system and surroundings under different conditions. - how entropy and Gibbs free energy can be used to predict the direction of the spontaneous change and estimate the position of equilibri ...
Ch. 5 --Thermochemistry (I)
... Chemical reactions can absorb or release heat. They also have the ability to do work. For example, when a gas is produced, the gas can be used to push a piston, doing work. Zn(s) + 2H+(aq) Zn2+(aq) + H2(g) The work performed by the above reaction is called pressure-volume work. When th ...
... Chemical reactions can absorb or release heat. They also have the ability to do work. For example, when a gas is produced, the gas can be used to push a piston, doing work. Zn(s) + 2H+(aq) Zn2+(aq) + H2(g) The work performed by the above reaction is called pressure-volume work. When th ...
work and energy - Indian School Al Wadi Al Kabir
... work done by Seema at the end of 200s.Find out the power delivered by her. Give reason to justify the answer. 10) Distinguish between positive work and negative work. When you lift an object up, two forces act on it. Identify these forces. Which one of the two does (a) Positive work (b) Negative wor ...
... work done by Seema at the end of 200s.Find out the power delivered by her. Give reason to justify the answer. 10) Distinguish between positive work and negative work. When you lift an object up, two forces act on it. Identify these forces. Which one of the two does (a) Positive work (b) Negative wor ...
Work and Gravitational Potential Energy
... • A force is conservative if work done on object moving between two points is independent of the path the object takes between the points – The work depends only upon the initial and final positions of the object – Any conservative force can have a potential energy function associated with it Exampl ...
... • A force is conservative if work done on object moving between two points is independent of the path the object takes between the points – The work depends only upon the initial and final positions of the object – Any conservative force can have a potential energy function associated with it Exampl ...
Work and Power
... • Joule (rhymes with “cool”) is the unit for work… it is also the unit for energy (more about this tomorrow) • 1 Joule would be like lifting an apple from the ground to a table top. (1 Newton weight up one meter). • Stopping a truck going 60mph is takes about 1 million Joules of work. ...
... • Joule (rhymes with “cool”) is the unit for work… it is also the unit for energy (more about this tomorrow) • 1 Joule would be like lifting an apple from the ground to a table top. (1 Newton weight up one meter). • Stopping a truck going 60mph is takes about 1 million Joules of work. ...
The Mechanical Energy of an object is the total of all kinetic energy
... ΔEm lost/gained = ΣEm after - ΣEm before ΔEm lost/gained = Em lost A negative value Since we know friction is a force, and it is applied over a distance, it is safe to say that the energy lost in a system due to friction is equal to the work done by friction. ...
... ΔEm lost/gained = ΣEm after - ΣEm before ΔEm lost/gained = Em lost A negative value Since we know friction is a force, and it is applied over a distance, it is safe to say that the energy lost in a system due to friction is equal to the work done by friction. ...
Physics 106P: Lecture 1 Notes
... Work/Kinetic Energy Theorem: Work done by a constant net force: Wnet = Fnet s = m a s = m (vf2 –v02)/2 KE = m v2/2 is called the kinetic energy of an object. {Net Work done on an object} ...
... Work/Kinetic Energy Theorem: Work done by a constant net force: Wnet = Fnet s = m a s = m (vf2 –v02)/2 KE = m v2/2 is called the kinetic energy of an object. {Net Work done on an object} ...
South Pasadena • AP Chemistry
... 14. Under conditions of constant volume, the heat change that occurs during a chemical reaction is equal to a) H b) E ...
... 14. Under conditions of constant volume, the heat change that occurs during a chemical reaction is equal to a) H b) E ...
SCCS Physics Chapter 11 Study Guide Name
... Describe a process that converts one form of energy to another. 2. What is GPE? What factors increase or decrease GPE? 3. What is mechanical energy? How is it related to KE and GPE? 4. What is elastic PE? Give an example of an object that stores elastic PE. 5. What does it mean if a system is “close ...
... Describe a process that converts one form of energy to another. 2. What is GPE? What factors increase or decrease GPE? 3. What is mechanical energy? How is it related to KE and GPE? 4. What is elastic PE? Give an example of an object that stores elastic PE. 5. What does it mean if a system is “close ...
More work and energy notes to help
... If the force acting on an object varies in magnitude and/or direction during the object’s displacement, graphical analysis can be used to determine the work done. The Force is plotted on the y-axis and the distance through which the object moves is plotted on the x-axis. The work done is represente ...
... If the force acting on an object varies in magnitude and/or direction during the object’s displacement, graphical analysis can be used to determine the work done. The Force is plotted on the y-axis and the distance through which the object moves is plotted on the x-axis. The work done is represente ...
p211c07
... of the materials is due to changes in Internal Energy change of temperature, melting/freezing, etc. ...
... of the materials is due to changes in Internal Energy change of temperature, melting/freezing, etc. ...