6
The graph shows how the pressure of a fixed mass of gas varies with volume at con:
temperature.
125
100
pressure/kPa
75
50-
25
0-
0 5 10
15
20
25
30
volume/cm
What is the volume of the gas when the pressure is 25 kPa?
A 2.5 cm
B
10 cm
C 30 cm
D 40 cm
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