Rate of Reaction (AQA GCSE Chemistry Combined Science): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What does the rate of reaction tell us?
What does the rate of reaction tell us?
How fast or slow a reaction happens
What two things can we measure to find the rate of reaction?
What two things can we measure to find the rate of reaction?
Reactant used or product formed
What is the formula for rate of reaction using products?
What is the formula for rate of reaction using products?
What are the units for rate when measuring mass?
What are the units for rate when measuring mass?
g/s
What are the units for rate when measuring volume?
What are the units for rate when measuring volume?
cm³/s
How many seconds are in 1 minute when calculating rate?
How many seconds are in 1 minute when calculating rate?
60 seconds
What gas is produced in the marble chips and acid reaction?
What gas is produced in the marble chips and acid reaction?
Carbon dioxide
What is the purpose of cotton wool in the experiment?
What is the purpose of cotton wool in the experiment?
Stops acid spray escaping
What happens to the mass during the marble chips experiment?
What happens to the mass during the marble chips experiment?
Mass goes down
If g is lost in s, what is the rate?
If g is lost in s, what is the rate?
g/s
How does the rate of reaction change over time?
How does the rate of reaction change over time?
Gets slower
Why does the rate decrease as the reaction continues?
Why does the rate decrease as the reaction continues?
Fewer reactants left