Question

Which best explains the statement "It has no definite volume”?

Its atoms can widely spread out.
Its atoms stay closely packed.
It’s highly viscous.
It’s highly crystalline.



Propane is a fuel often used for cooking food on backyard grills. It is stored in a tank.


If this propane tank is opened inside a house, the atoms in the tank immediately spread throughout the whole house. Propane is most likely a

solid.
liquid.
gas.
plasma.


Aiman is making a cake, and he measures 250 mL of vegetable oil in a cup. Aiman then pours the oil into an empty bowl.

How many milliliters of oil does the bowl now contain?

125 mL
200 mL
250 mL
275 mL

Answer 1

1) Its atoms can widely spread out.
Explanation: "No definite volume" describes gases, whose particles are far apart and expand to fill their container.

2) Gas.
Explanation: The propane spreads to fill the house, a behavior characteristic of gases.

3) 250 mL.
Explanation: Pouring the oil into another container does not change its volume, so the bowl contains the same 250 mL.