Answers: Exercise 1_1A Rates

C A C D A B C B D C

1.  C
2.  A
3.  C
4.  D
5.  A
6.  B
7.  C
8.  B
9.  D
10.  C

 

11.  B
12.
a) volume of reaction mixture
b) investigate the effect of concentration on reaction rate
c) 50s
a) collect gas under water into a measuring cylinder
 b)  decrease in mass / pH change
c) 90-65/10 = 2.5 cm3s-1
14.
D
 15.
  11.16g

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