Thermochemistry, Equilbrium, Reaction rates
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Concentration of products and reactants stops changing | equilibrium
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| Adding heat makes reactions go: | Faster
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| Decreasing concentration of reactants makes reactions go: | Slower
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| Reaction in which products can react to re-form reactants | Reversible
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| Removing products in a reversible reaction | Shifts the equilibrium to the right
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| Adding products in a reversible reaction | Shifts the equilibrium to the left
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| Which two factors are important to have a successful collision in a chemical reaction? | Sufficient energy and the correct orientation of the particles
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| What is a catalyst? | Lowers the activation energy
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| What is a calorie? | Amount of energy that increases temperature of 1 ml of water by 1 degree C
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| What is a joule? | SI unit of energy; 1 cal = 4.182 joules
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| In an exothermic process, energy is a: | product
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| In an endothermic reaction, energy is a: | reactant
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| A reaction that will give off heat to the surroundings | Exothermic
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| A reaction that absorbs or take in heat from the surroundings | Endothermic
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| How do you increase the surface area of a solid? | Cut it up or grind it into tiny pieces
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| What are biological catalysts called? | Enzymes
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| What is the energy that gets a reaction started called? | Activation energy
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| What is a Calorie? | 1000 calories or 1 kcal
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| What do we measure the average kinetic energy of particles in a substance as? | Temperature
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Created by:
mmetzler
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