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Chem 115 Exam 2 Questions and Answers
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Calorie Ans: Amount of energy needed to raise temperature 1 gram of
water 1 degree C
1 Cal = Ans: 4.184 joules
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1000J= Ans: 1kJ Kilojoule
1000 Cal Ans: 1 kcal kilocalorie
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1 kcal= Ans: 4.184 kJ
It takes blank to break bonds (absorbed) Ans: energy
Energy is blank when bonds form Ans: released
Lower EA= Ans: faster reaction
higher concentration= Ans: more collisions which equals faster reaction
higher temp= Ans: more energy for EA and more collisions which equals
faster reactions
catalyst= Ans: lower EA which equals faster reaction
Increasing temp in endothermic reaction Ans: equilibrium favors
products
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increasing temp in exothermic reaction Ans: equilibrium favors reactants
decreasing temp in endothermic reaction Ans: equilibrium favors
reactants
decreasing temp in exothermic reaction Ans: equilibrium favors
products
increasing pressure Ans: Equilibrium favors the side that has fewer moles
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decreasing pressure Ans: Equilibrium favors the side that has more moles
adding reactant Ans: equilibrium favors products
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removing reactant Ans: equilibrium favors reactants
adding product Ans: equilibrium favors reactants
removing reactant Ans: equilibrium favors products
kilo Ans: 1000
hecto Ans: 100
deka Ans: 10
deci Ans: 10^-1
centi Ans: hundred
1
Chem 115 Exam 2 Questions and Answers
(100% Correct Answers) Already Graded A+
Calorie Ans: Amount of energy needed to raise temperature 1 gram of
water 1 degree C
1 Cal = Ans: 4.184 joules
© 2026 Assignment Expert
1000J= Ans: 1kJ Kilojoule
1000 Cal Ans: 1 kcal kilocalorie
Guru01 - Stuvia
1 kcal= Ans: 4.184 kJ
It takes blank to break bonds (absorbed) Ans: energy
Energy is blank when bonds form Ans: released
Lower EA= Ans: faster reaction
higher concentration= Ans: more collisions which equals faster reaction
higher temp= Ans: more energy for EA and more collisions which equals
faster reactions
catalyst= Ans: lower EA which equals faster reaction
Increasing temp in endothermic reaction Ans: equilibrium favors
products
, For Expert help and assignment handling,
2
increasing temp in exothermic reaction Ans: equilibrium favors reactants
decreasing temp in endothermic reaction Ans: equilibrium favors
reactants
decreasing temp in exothermic reaction Ans: equilibrium favors
products
increasing pressure Ans: Equilibrium favors the side that has fewer moles
© 2026 Assignment Expert
decreasing pressure Ans: Equilibrium favors the side that has more moles
adding reactant Ans: equilibrium favors products
Guru01 - Stuvia
removing reactant Ans: equilibrium favors reactants
adding product Ans: equilibrium favors reactants
removing reactant Ans: equilibrium favors products
kilo Ans: 1000
hecto Ans: 100
deka Ans: 10
deci Ans: 10^-1
centi Ans: hundred