Ch. 13 Clicker Review

gas

What phase is represented by A? Solid Liquid Gas Plasma B A D C

Which arrow is pointing to the triple point? red black yellow purple B A D C

What phases co-exist where the purple arrow is pointing? Solid only Gas and liquid Solid and gas Liquid and solid B A D C

If the temperature changes from D to C at a constant pressure, how many phases will you encounter? 1 2 3 4 B A D C

If you go directly from D to B, how many phases will you encounter? 1 2 3 4 B A D C

Order liquids, solids and gases from higher to lower intermolecular forces. A. solid, liquid, gas B gas, liquid, solid C. solid, gas, liquid D. gas, solid liquid

What is the temperature above which a gas or liquid cannot exist. A. boiling point B. melting point C. triple point D. critical point

What is an allotrope? A. Two or more different molecular forms of the same element B. A substance with an ordered internal structure C. A substance without an ordered internal structure D. pitch

In a sealed container of liquid water, the water will ultimately reach a point where the condensation rate will equal the evaporation rate. This is called A. intermolecular equality B. the critical point C. dynamic equilibrium D. the triple point

Which arrow is pointing to the critical point? red blue yellow purple B A D C

When a solid changes directly to a gas without becoming a liquid first, it is called A. sublimation B. deposition C. precipitation D. critical point

What phases co-exist where the blue arrow is pointing? gas only Gas and liquid Solid and gas Liquid and solid B A D C

When a gas changes directly to a solid without becoming a liquid first, it is called A. sublimation B. deposition C. precipitation D. critical gas

Overcoming intermolecular forces will allow ____ to occur. A. evaporation B. boiling C. melting D. a, b, and c

If the temperature changes from D to C at a constant pressure, how many phases changes will you encounter? 1 2 3 4 B A D C

Theoretically, when does all molecular motion stop. A. 0 K B. 0 ˚C C. 273 ˚C D. -273 K

What could make a solid become a liquid. A. decrease in temperature B. increase in temperature C. increase in number of moles D. increase in pressure

Order liquids, solids and gases from higher to lower freedom of movement. A. solid, liquid, gas B gas, liquid, solid C. solid, gas, liquid D. gas, solid liquid

The average kinetic energy of the molecules in a substance is the _____ of the substance. A. allotrope B. phase C. pressure D. temperature

What phase is represented by B? Solid Liquid Gas Plasma B A D C

What is an amorphous solid? A. Two or more different molecular forms of the same element B. A substance with an ordered internal structure C. A substance without an ordered internal structure D. pitch

Fusion is to melting as _____ is to evaporation or boiling. A. condensation B. deposition C. precipitation D. vaporization

What phases co-exist where the yellow arrow is pointing? Liquid only Gas and liquid Solid and gas Liquid and solid B A D C

What will cause an increase in vapor pressure? A. Increasing the temperature of liquid B. Increasing the number of molecules C. Increasing the kinetic energy of molecules D. A and C E. Increasing the surface area

Why does this water boil when the vacuum pump is turned on? The temperature inside rises The temperature inside falls The vapor pressure of the water equals the pressure in the chamber The vapor pressure of the water is less than the pressure in the chamber

Going right to left, what is B? Condensation Melting Freezing Evaporation

What phase(s) is/are at C? Solid and liquid Liquid Gas Liquid and gas

Which is boiling?

What phase(s) is/are at B? Solid and liquid Liquid Gas Liquid and gas

Why does the temperature stay the same at B? The energy is being used to change the phase The energy is being used to lower the temperature The energy is being used to raise the temperature The energy is being used to cause a chemical change

What phase is at A? Solid Liquid Gas Transitional phase

What phase(s) is/are at D? Solid and liquid Liquid Gas Liquid and gas

Which is melting?

Going right to left, what is D? Condensation Boiling Evaporation Freezing