chapter 10 section 4 worksheet Flashcards
1
Q
equilibrium is characterized by
A
opposing processes occurring at equal rates
2
Q
the process of changing from a solid to a gas is known as
A
sublimation
3
Q
which of the following liquids is most volatile
A
ether
4
Q
a phase is defined as any part of a system that has
A
the same properties and composition throughout
5
Q
dry ice sublimes into carbon dioxide gas. if the proper conditions are maintained and the system is closed, the dry ice and the carbon dioxide gas will eventually
A
reach equilibrium
6
Q
the temperature at which the vapor pressure of a substance equals the atomospheric pressure is its
A
boiling point
7
Q
the amount of energy needed to melt one mole of a substance is its
A
molar enthalpy of fusion
