thermochermistry ap - Mater Academy Lakes High School
... o A closed system allows energy (work and heat) to be exchanged with the surroundings but not matter. Most thermochemistry deals with closed systems o An isolated system doesn’t allow any exchange between the two 5.2 The First Law of Thermodynamics The First Law of Thermodynamics basically means e ...
... o A closed system allows energy (work and heat) to be exchanged with the surroundings but not matter. Most thermochemistry deals with closed systems o An isolated system doesn’t allow any exchange between the two 5.2 The First Law of Thermodynamics The First Law of Thermodynamics basically means e ...
phys1441-summer14
... 1. A ball of mass M at rest is dropped from the height h above the ground onto a spring on the ground, whose spring constant is k. Neglecting air resistance and assuming that the spring is in its equilibrium, express, in terms of the quantities given in this problem and the gravitational acceleratio ...
... 1. A ball of mass M at rest is dropped from the height h above the ground onto a spring on the ground, whose spring constant is k. Neglecting air resistance and assuming that the spring is in its equilibrium, express, in terms of the quantities given in this problem and the gravitational acceleratio ...
Energy
... The Kinetic Theory of Gases • Kinetic Theory helps to explain why a gas behaves as it does. • It also helps us understand the changes in physical states of matter ...
... The Kinetic Theory of Gases • Kinetic Theory helps to explain why a gas behaves as it does. • It also helps us understand the changes in physical states of matter ...
Monday, Mar. 8, 2004
... A bowler drops bowling ball of mass 7kg on his toe. Choosing floor level as y=0, estimate the total work done on the ball by the gravitational force as the ball falls. Let’s assume the top of the toe is 0.03m from the floor and the hand was 0.5m above the floor. U i mgyi 7 9.8 0.5 34.3J U ...
... A bowler drops bowling ball of mass 7kg on his toe. Choosing floor level as y=0, estimate the total work done on the ball by the gravitational force as the ball falls. Let’s assume the top of the toe is 0.03m from the floor and the hand was 0.5m above the floor. U i mgyi 7 9.8 0.5 34.3J U ...
Chapter 1 Matter, Energy, and Change
... Gasoline has stored potential energy. When it’s “burned” in a car motor, the chemical potential energy of the is converted to kinetic energy. ...
... Gasoline has stored potential energy. When it’s “burned” in a car motor, the chemical potential energy of the is converted to kinetic energy. ...
Wednesday, October 17, 2007
... Two kinds of non-conservative forces: Applied forces: Forces that are external to the system. These forces can take away or add energy to the system. So the mechanical energy of the system is no longer conserved. If you were to hit a free falling ball , the force you apply to the ball is external to ...
... Two kinds of non-conservative forces: Applied forces: Forces that are external to the system. These forces can take away or add energy to the system. So the mechanical energy of the system is no longer conserved. If you were to hit a free falling ball , the force you apply to the ball is external to ...
CHAPTER 9: Statistical Physics
... be linearly proportional to the applied electric field that is consistent with Ohm’s law. Prediction of the electrical conductivity: ...
... be linearly proportional to the applied electric field that is consistent with Ohm’s law. Prediction of the electrical conductivity: ...
Turbomachinery
... – Production of s must be positive – Every natural system, if left undisturbed, will change spontaneously and approach a state of equilibrium or rest. The property associated with the capability of systems for change is called entropy. ...
... – Production of s must be positive – Every natural system, if left undisturbed, will change spontaneously and approach a state of equilibrium or rest. The property associated with the capability of systems for change is called entropy. ...
Slide 1
... both are at room temperature. Block made of metal simply conducts heat faster. Heat flows from your hand faster into it and out of block into ice faster as well. ...
... both are at room temperature. Block made of metal simply conducts heat faster. Heat flows from your hand faster into it and out of block into ice faster as well. ...
Ppt19(PS8)_Thermo_Hess
... reactants and then turning ELEMENTS into products. (Generalized “path” for any reaction!!) • Determine DH for making a substance from its ELEMENTS (called DHformation) • Tabulate these “DHf’s” for ALL SUBSTANCES • Use them to calculate DHrxn for any chemical equation! Ppt19 ...
... reactants and then turning ELEMENTS into products. (Generalized “path” for any reaction!!) • Determine DH for making a substance from its ELEMENTS (called DHformation) • Tabulate these “DHf’s” for ALL SUBSTANCES • Use them to calculate DHrxn for any chemical equation! Ppt19 ...
Ppt19(PS8)_Thermo_Hess
... reactants and then turning ELEMENTS into products. (Generalized “path” for any reaction!!) • Determine DH for making a substance from its ELEMENTS (called DHformation) • Tabulate these “DHf’s” for ALL SUBSTANCES • Use them to calculate DHrxn for any chemical equation! Ppt19 ...
... reactants and then turning ELEMENTS into products. (Generalized “path” for any reaction!!) • Determine DH for making a substance from its ELEMENTS (called DHformation) • Tabulate these “DHf’s” for ALL SUBSTANCES • Use them to calculate DHrxn for any chemical equation! Ppt19 ...
Chapter 6 Thermochemistry Section 6.1 The Nature of Energy and
... endothermic processes and negative for exothermic reactions. Work is positive for work done on the system by the surroundings and negative for work done by the system on the surroundings. The sign convention for q is the same as for ∆H for exothermic and endothermic reactions. If we think of work be ...
... endothermic processes and negative for exothermic reactions. Work is positive for work done on the system by the surroundings and negative for work done by the system on the surroundings. The sign convention for q is the same as for ∆H for exothermic and endothermic reactions. If we think of work be ...
Document
... periodicaccepts property sometimes electrons. increases as you move up and • D Aluminum left in the except for the • This is a table, metal so it donates electrons. Noble Gases. ...
... periodicaccepts property sometimes electrons. increases as you move up and • D Aluminum left in the except for the • This is a table, metal so it donates electrons. Noble Gases. ...
ENERGY and WORK - Rutgers Physics
... where Wnc is the work done on the system by non-conservative forces such as friction. Work done by conservative forces like gravity is taken care of by defining the potential energy due to the force. Note in the case of friction that the force of friction always opposes the motion ( = 180o) so that ...
... where Wnc is the work done on the system by non-conservative forces such as friction. Work done by conservative forces like gravity is taken care of by defining the potential energy due to the force. Note in the case of friction that the force of friction always opposes the motion ( = 180o) so that ...
Chapter 7: Energy
... The potential energy of the ball is the same at the top, in all three cases, because the total work done, W = Fd = mgh is the same whether lifted, pushed, or hopped up. (This assumes no force needed to move it horizontally – so neglecting friction) Another important note! h is defined relative to so ...
... The potential energy of the ball is the same at the top, in all three cases, because the total work done, W = Fd = mgh is the same whether lifted, pushed, or hopped up. (This assumes no force needed to move it horizontally – so neglecting friction) Another important note! h is defined relative to so ...
Forms of Energy
... homes. Scientists define energy as the ability to do work. Modern civilization is possible because we have learned how to change energy from one form to another and then use it to do work for us. ...
... homes. Scientists define energy as the ability to do work. Modern civilization is possible because we have learned how to change energy from one form to another and then use it to do work for us. ...
Unit 3-Energy and Momentum Study Guide
... Force, time, mass, velocity, acceleration, displacement, momentum, impulse, conservation of momentum, elastic collisions, inelastic collisions, vector, scalar, impulse momentum change theorem, Newton’s first law, Newton’s second law, Newton’s third law, work, sine, cosine, tangent, angular momentum, ...
... Force, time, mass, velocity, acceleration, displacement, momentum, impulse, conservation of momentum, elastic collisions, inelastic collisions, vector, scalar, impulse momentum change theorem, Newton’s first law, Newton’s second law, Newton’s third law, work, sine, cosine, tangent, angular momentum, ...
Basic Properties of the Atmosphere
... Zeroth Law of Thermodynamics: Another way of thinking about this is that temperature is a measure of the equilibrium thermal state of an object. Two objects are in thermal equilibrium if they have the same temperature. [Note: That there is only one factor that determines the direction of heat flow ( ...
... Zeroth Law of Thermodynamics: Another way of thinking about this is that temperature is a measure of the equilibrium thermal state of an object. Two objects are in thermal equilibrium if they have the same temperature. [Note: That there is only one factor that determines the direction of heat flow ( ...
Lab #9 - Austin Community College
... Drop the ball from a height of 10 cm five times. Calculate the average time it takes the ball to fall, and then find the average speed it has just before it hits the table. Use that average speed to calculate the ball’s average kinetic energy just before it hits. Use a value of 9.8 m/s/s for g. Repe ...
... Drop the ball from a height of 10 cm five times. Calculate the average time it takes the ball to fall, and then find the average speed it has just before it hits the table. Use that average speed to calculate the ball’s average kinetic energy just before it hits. Use a value of 9.8 m/s/s for g. Repe ...