Measuring Rates of Reactions (Leaving Cert Chemistry): Quizzes
📚Quizzes
Practise the questions
11 questions from this quiz
ShowHide
Practise the questions
11 questions from this quiz
Which reaction happens almost instantly according to the note?
Which reaction happens almost instantly according to the note?
Airbag deployment
How is rate of reaction defined?
How is rate of reaction defined?
Change in concentration per unit time
Which apparatus is used to collect gas over water?
Which apparatus is used to collect gas over water?
Graduated cylinder
What reaction is used as an example for gas collection?
What reaction is used as an example for gas collection?
Zinc and sulfuric acid
How does gas volume change during the reaction?
How does gas volume change during the reaction?
Rapidly first, then slowly
What does a steep initial slope on a rate graph indicate?
What does a steep initial slope on a rate graph indicate?
High reactant concentration
What does the final plateau on a rate graph show?
What does the final plateau on a rate graph show?
One reactant used up
How is average rate calculated?
How is average rate calculated?
Total change / total time
How do you find instantaneous rate on a graph?
How do you find instantaneous rate on a graph?
Draw a tangent line
Why is initial rate particularly important?
Why is initial rate particularly important?
Concentrations at maximum
What does a steeper tangent slope indicate?
What does a steeper tangent slope indicate?
Faster rate