Heat and Temperature
... How much heat is needed to raise the temperature of 100 g of water 10 C? Q = 1cal/g-C x 100 g x 10 C = 1,000 cal How much heat needs to be released to raise the temperature of 100g of gold by 10 C? Q = .03cal/g-C x 100 g x 10 C = 30 cal ...
... How much heat is needed to raise the temperature of 100 g of water 10 C? Q = 1cal/g-C x 100 g x 10 C = 1,000 cal How much heat needs to be released to raise the temperature of 100g of gold by 10 C? Q = .03cal/g-C x 100 g x 10 C = 30 cal ...
389H_NO_02_review_I
... • Absorb heat from building (evaporator or chilled water coil) • Reject heat to outside (condenser) • Refrigeration cycle components (expansion valve, compressor, concentrator, absorber, refrigerant) • Distribute cooling within building (pipes, ducts, fans, pumps) • Exchange cooling with air (coils, ...
... • Absorb heat from building (evaporator or chilled water coil) • Reject heat to outside (condenser) • Refrigeration cycle components (expansion valve, compressor, concentrator, absorber, refrigerant) • Distribute cooling within building (pipes, ducts, fans, pumps) • Exchange cooling with air (coils, ...
Physical Property Notes
... Some things heat up and cool down fast…like sand on the beach in the summer time These substances have ____________ specific heat Some things heat up and cool down slowly…like water in the ocean in the summer time These substances have ____________ specific heat Calculations ...
... Some things heat up and cool down fast…like sand on the beach in the summer time These substances have ____________ specific heat Some things heat up and cool down slowly…like water in the ocean in the summer time These substances have ____________ specific heat Calculations ...
Heat Transfer Conduction, Convection, and Radiation
... a pool is cooler at the deep end? • Examples: air movement in a home, pot of heating water. • Pick one of these examples and draw the circular pattern in your notes. ...
... a pool is cooler at the deep end? • Examples: air movement in a home, pot of heating water. • Pick one of these examples and draw the circular pattern in your notes. ...
Consider a rigid tank with a movable piston
... m3/min and leaves the water heater at 50°C. The water heater receives hest from a heat source at 0°C. a) Assuming the water to be an incompressible liquid that does not change phase during heat addition, determine the rate of heat supplied to the water, in kJ/s. b) Assuming the water heater acts as ...
... m3/min and leaves the water heater at 50°C. The water heater receives hest from a heat source at 0°C. a) Assuming the water to be an incompressible liquid that does not change phase during heat addition, determine the rate of heat supplied to the water, in kJ/s. b) Assuming the water heater acts as ...
Forms of Energy Energy Transfer Changes of State Heat and
... by igneous or sedimentary rocks that have been changed from their original form from heat or by the pressure of the rocks above them. ...
... by igneous or sedimentary rocks that have been changed from their original form from heat or by the pressure of the rocks above them. ...
Lecture 1
... system to give out or take in heat energy Heat - a form of non-mechanical energy due to the random or uncontrollable motion of atoms and molecules ...
... system to give out or take in heat energy Heat - a form of non-mechanical energy due to the random or uncontrollable motion of atoms and molecules ...
CCD Apologia Chemistry Syllabus 2011-12
... Define Energy: The ability to do work – to cause motion. Work: The force applied to an object times the distance that the object travels parallel to that force. For work to occur, there must be motion. Heat: Energy transferred as a consequence of temperature differences. It is energy on its way from ...
... Define Energy: The ability to do work – to cause motion. Work: The force applied to an object times the distance that the object travels parallel to that force. For work to occur, there must be motion. Heat: Energy transferred as a consequence of temperature differences. It is energy on its way from ...
SYNOPSES: A gas, completely insulated from its surroundings
... direction of flow of heat, when two bodies are placed in thermal contact. Heat flows from the body at a higher temperature to the one at lower temperature. The flow stops when the temperatures equalize, the two bodies are then in thermal equilibrium. The sum of kinetic energies and potential energie ...
... direction of flow of heat, when two bodies are placed in thermal contact. Heat flows from the body at a higher temperature to the one at lower temperature. The flow stops when the temperatures equalize, the two bodies are then in thermal equilibrium. The sum of kinetic energies and potential energie ...
Specific Heat Capacity of water
... Specific Heat Capacity Introduction In this experiment the specific heat capacity of water will be determined by heating different quantities of water in an electric kettle. The method used is far from ideal, try to think of ways to make your result as accurate as possible and modify the method as a ...
... Specific Heat Capacity Introduction In this experiment the specific heat capacity of water will be determined by heating different quantities of water in an electric kettle. The method used is far from ideal, try to think of ways to make your result as accurate as possible and modify the method as a ...
CONVECTION HEAT TRANSFER Figure
... (1/hA) – thermal resistance (R) for convection heat transfer. ...
... (1/hA) – thermal resistance (R) for convection heat transfer. ...
AVSC 1010 - optical cloud studies
... PRESSURE PG.386: air at higher altitudes is under less pressure than air at lower altitudes. Standard day pressure is 14.7 psi, or 29.92 on a mercury barometer. All air molecules pressing down upon all the molecules below them. Pressure is exerted in all directions with a given volume of air. DENSIT ...
... PRESSURE PG.386: air at higher altitudes is under less pressure than air at lower altitudes. Standard day pressure is 14.7 psi, or 29.92 on a mercury barometer. All air molecules pressing down upon all the molecules below them. Pressure is exerted in all directions with a given volume of air. DENSIT ...
chapter 13 (Homework) - Tutor
... (1) Type your answer for physical states using the format of g for gas, l for liquid, and s for solid. If more than one physical state is present, enter the physical states separated by a comma. (2) Type your answer for trends using the format of increase, decrease, remains constant. (3) Type your ...
... (1) Type your answer for physical states using the format of g for gas, l for liquid, and s for solid. If more than one physical state is present, enter the physical states separated by a comma. (2) Type your answer for trends using the format of increase, decrease, remains constant. (3) Type your ...
Ch. 11 Powerpoint review with answers
... above sea level, which means the normal atmospheric pressure is less than 1 atm. In Denver, will water boil at a higher or lower temperature, than at 1atmosphere? ...
... above sea level, which means the normal atmospheric pressure is less than 1 atm. In Denver, will water boil at a higher or lower temperature, than at 1atmosphere? ...
Test 3
... Potential vs. Kinetic Energy Heat : involves transfer of energy Flows from high temp. to low temp. Describe changes to motion of particles when heat added or taken away Temperature - measure of average KE Conversions between Kelvin & Celsius Absolute zero (0 Kelvin) Endothermic vs. Exothermic Change ...
... Potential vs. Kinetic Energy Heat : involves transfer of energy Flows from high temp. to low temp. Describe changes to motion of particles when heat added or taken away Temperature - measure of average KE Conversions between Kelvin & Celsius Absolute zero (0 Kelvin) Endothermic vs. Exothermic Change ...
heat energy - Parkway C-2
... sea. The warm air rises over the land and cool air falls over the sea. So we feel a sea breeze. (You will talk more about this in 8th grade) Rising convection currents can be uses by glider pilots to keep their planes in the air and by birds to stay aloft. ...
... sea. The warm air rises over the land and cool air falls over the sea. So we feel a sea breeze. (You will talk more about this in 8th grade) Rising convection currents can be uses by glider pilots to keep their planes in the air and by birds to stay aloft. ...
Heating Curves
... • A heating curve graphically represents the phase transitions that a substance undergoes as heat is added to it. • The plateaus on the curve mark the phase changes. • The temperature remains constant during these phase transitions. ...
... • A heating curve graphically represents the phase transitions that a substance undergoes as heat is added to it. • The plateaus on the curve mark the phase changes. • The temperature remains constant during these phase transitions. ...
Thermodynamics
... Carnot Efficiency Carnot a believed that there was an absolute zero of temperature, from which he figured out that on being cooled to absolute zero, the fluid would give up all its heat energy. Therefore, if it falls only half way to absolute zero from its beginning temperature, it will give up hal ...
... Carnot Efficiency Carnot a believed that there was an absolute zero of temperature, from which he figured out that on being cooled to absolute zero, the fluid would give up all its heat energy. Therefore, if it falls only half way to absolute zero from its beginning temperature, it will give up hal ...
Heat, Enthalpy, Temperature
... Careful: In chemistry, a glass of hot water does not HAVE heat. A glass of hot water has ENERGY which is given off in the form of heat. ...
... Careful: In chemistry, a glass of hot water does not HAVE heat. A glass of hot water has ENERGY which is given off in the form of heat. ...
Thermochemistry
... Enthalpy (H) is the heat content of a system at constant pressure ◦ Heat absorbed or released by a system (constant pressure) is the change in enthalpy, ΔH ◦ We will only work with a constant pressure scenario…therefore, q = ΔH ...
... Enthalpy (H) is the heat content of a system at constant pressure ◦ Heat absorbed or released by a system (constant pressure) is the change in enthalpy, ΔH ◦ We will only work with a constant pressure scenario…therefore, q = ΔH ...
Boiling Point and Air Pressure
... As heat energy continues to be supplied, you may notice that the solid water now begins to appear as a liquid, but the temperature is not rising. To change a solid to a liquid, many forces must be overcome. For each kilogram of ice you want to melt, 334 kJ of energy must be supplied. ...
... As heat energy continues to be supplied, you may notice that the solid water now begins to appear as a liquid, but the temperature is not rising. To change a solid to a liquid, many forces must be overcome. For each kilogram of ice you want to melt, 334 kJ of energy must be supplied. ...
Chemistry CP Final Exam Review #2
... Define the following terms: energy, potential energy, kinetic energy, radiant energy, Law of conservation of energy, state function, temperature, heat, exothermic reaction, endothermic reaction, calorie, specific heat, enthalpy, calorimeter, Hess’s Law, fossil fuels, petroleum, natural gas, coal, gr ...
... Define the following terms: energy, potential energy, kinetic energy, radiant energy, Law of conservation of energy, state function, temperature, heat, exothermic reaction, endothermic reaction, calorie, specific heat, enthalpy, calorimeter, Hess’s Law, fossil fuels, petroleum, natural gas, coal, gr ...
Specific Heat
... Specific Heat specific heat: willingness of an object to change temperature, with the symbol Cp (the p means "under constant pressure") specific heat: the amount of energy required to change the temperature of one gram of a substance by 1°C ...
... Specific Heat specific heat: willingness of an object to change temperature, with the symbol Cp (the p means "under constant pressure") specific heat: the amount of energy required to change the temperature of one gram of a substance by 1°C ...