Answer:
B
Explanation:
Presumably the system is closed (nothing can escape or enter).
A: You're cooling the container so it shouldn't explode.
C: If the container is Closed, the volume cannot increase or decrease.
D: is also impossible for the closed container reason.
B: The pressure has to decrease because the molecules are moving slower which decreases their velocity. If that happens the Force goes down.
B: Answer
Answer:
20cm3
Explanation:
density = mass/volume, so volume = mass/density
volume = (54g)/(2.7g/cm3)= 20cm3
Copper was discovered in North Africa.
