Date | November 2018 | Marks available | 1 | Reference code | 18N.1.SL.TZ0.5 |
Level | Standard level | Paper | Paper 1 | Time zone | TZ0 / no time zone |
Command term | Deduce | Question number | 5 | Adapted from | N/A |
Question
Apparatus was set up as shown to collect data.
The graph shows the results after 47 minutes of data collection.
What causes the rates to differ?
I. Different concentration gradients at the start
II. Diffusion of sugar is initially greater in Y than in X
III. The systems are reaching equilibrium over time
A. I only
B. II only
C. I and III only
D. II and III only
Markscheme
C
Examiners report
[N/A]