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GCSE Chemistry AQA > Chapter 8 > Flashcards

Chapter 8 Flashcards

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1
Q

Measuring the rate of reaction

A

Quantity of reactant used / time
OR
Quantity of product formed / time
OR
Use tangent

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2
Q

Collision theory

A

For a chemical reaction to occur, the particles must collide with each other

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3
Q

What effects the rate of reaction?

A

Temperature (raising kinetic energy)
Surface area of solids (more can react at the same time)
Concentration of solution (more to react)
Pressure of gas (collide more frequently)
Presence of a catalyst

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4
Q

Activation energy

A

The minimum amount of energy that particles must have before they can react (catalysts lower the activation energy)

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GCSE Chemistry AQA (15 decks)

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