WorksheetsN5 Reaction Rates
Total questions: 15
Worksheet time: 15mins
Located on the left side of the reaction equation
reactants
products
Select FOUR factors that affect the rate of reaction:
temperature
concentration
surface area
volume
catalyst
Select ALL factors that increase the rate of a reaction?
increasing temperature
increasing concentration
increasing surface area
increasing particle size
adding a catalyst
Grinding a tablet into powder increases the rate of reaction due to increased_____
concentration
surface area
temperature
catalyst
In an exothermic reaction, heat is_____
taken in
given out
In an endothermic reaction, heat is_____
taken in
given out
100
5
4
0.25
1.20
0.60
0.02
0.0015
1
2
3
The mass of zinc used in Experiment 1 was 1.00 g. What mass the mass of zinc used in Experiment 3?
0.50 g
1.00 g
2.00 g
3.00 g
In an experiment, a 2 g lump of zinc and 2 g of powdered zinc are added separately to equal volumes of dilute sulfuric acid. The solid line on the graph shows the volume of gas given off when the 2 g lump is used. Which dotted line is obtained when the zinc is powdered?
Which graph shows the correct results?
How could we make this reaction happen more quickly?
Decrease the concentration of the acid
crush the chalk to increase the surface area
Put the test tube in an ice bath
