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Thermo-Chemistry. Heat Transfer. Thermo Equations. Phase changes. Jeopardy!. 100. 100. 100. 100. 200. 200. 200. 200. 300. 300. 300. 300. 400. 400. 400. 400. 500. 500. 500. 500. F. Thermochemistry - 100. Energy stored in chemical bonds. Back to the big board. - PowerPoint PPT Presentation
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Jeopardy!Jeopardy!
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Heat Transfe
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Thermo Equatio
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Phase changes
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Thermochemistry - 100
Energy stored in chemical bonds.
Back to the big boardBack to the big board
Thermochemistry - 200
The amount of heat needed to increase the temperature of an object by 1oC
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Thermochemistry - 300
A system which loses heat as the
surroundings heat up.
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Thermochemistry - 400
Positive Enthalpy Change.
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Thermochemistry - 500
Convert 5 calories to Joules
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Heat Transfer - 100
Water in a pool heats up slower than the cement around the
pool. Which has the highest specific heat
capacity?Back to the big boardBack to the big board
Heat Transfer - 200
Define Specific Heat
Back to the big boardBack to the big board
Heat Transfer - 300
When 800J of heat are added to 10g of olive
oil at 25oC, the temperature increases to
30oC. What is the specific heat of olive
oil?Back to the big board
Back to the big board
Heat Transfer - 400
A pebble is heated and placed in a foam cup
containing 25ml of water at 25oC. The
temperatures rises to 28oC. How much heat was released by the pebble?Back to the big bo
ardBack to the big board
Heat Transfer - 500
What is the specific heat of a 5g pebble at 100oC if it is placed in 50ml of water at
20oC and the temperature rises to
23oC?Back to the big boardBack to the big board
Thermochemical Equations - 100
Define “Heat of Reaction”.
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Back to the big board
Thermochemical Equations - 200
Is the change in enthalpy positive or
negative for an endothermic reaction?Back to the big
boardBack to the big
board
Thermochemical Equations - 300
Write the thermochemical equation for the
combustion of C3H8 if the heat of
combustion is 2220 kJ/mol
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Back to the big board
Thermochemical Equations - 400
Do reactants or products store more energy in an exothermic reaction?.Back to the big
boardBack to the big
board
Thermochemical Equations - 500
When 2 mol of magnesium react with 1 mol of oxygen, 2 mol of
magnesium oxide form and 1204kJ of heat are released. Write the
thermochemical equation.
Back to the big board
Back to the big board
Phase changes - 100
Define molar heat of fusion.
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Back to the big board
Phase changes - 200
How much heat is required to melt 5g
of ice at 0oC?.
Back to the big board
Back to the big board
Phase changes - 300
Draw a phase change diagram with the correct shape for a substance with the following
values:Boiling point 90oC, Melting point 20oC, It takes more
energy to melt the substance than to vaporize itBack to the big
boardBack to the big
board
Phase changes - 400
How much heat is absorbed when 5g of ice at 0oC changes to water at 25oC?
Back to the big board
Back to the big board
Phase changes - 500
How much heat is released when 5g of vapor at 110oC changes to ice at -10oC?
Back to the big board
Back to the big board
Final Jeopardy!
And the answer is...
