Assessment
12. Which of the following will cause a decrease in gas pressure in a closed container? (1 point)
lowering the temperature
reducing the volume
adding more gas
both a and b
13. If a solid piece of naphthalene is heated and remains at 80°C until it is completely melted.
you know that 80°C is the
'(
freezing point of naphthalene.
melting point of naphthalene.
boiling point of naphthalene.
both a and b