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Worksheet 35 . Topic 9

Set D: Reaction rate Objective. To test your ability to determine which reaction will occur
the fastest or the slowest based on reaction factors.
24. For each set of reaction, write “fastest rate” under one container and write “slowest rate” under
another container to indicate which reactions will occur at the fastest and at the slowest speed.

Equal mass of zinc is reacted in beakers of containing acidic solution of different molarity.
Set 1: Zn Zn Zn Zn

0.1M 0.01 M 0.02 M 0.2 M
HCl HCl HCl HCl
2 bars Teacher Preview Copy
Teacher Preview Copy

Set 2: Solution X and Solution Y from each water bath will be mixed in a beaker and allowed to react.
x y x y x y x y

o
o
o
0
40 C 23 C 17 C 33 C
water water water water

Set 3: Gas particles o and • are reacting in a closed container under different pressures.

0.1 atm
0.3 atm 0.2 atm 0.4 atm
o • o •
o o •
o•o•o o •o o • o •o o o o o Need help? Study Book Pg 191 – 195 Set 5 - 13
• o o o•
oo•o • o•o o • o •o • o o•o•o o •o
oo•o • o•o
• o • o

Different forms of metal M of equal mass are placed in an acid solution of equal concentration.
Set 4:
powdered 1 chunk 4 pieces

acid acid acid acid
solution solution solution solution

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