Lecture 7 Questions Flashcards

1
Q

the process of boiling is a form of evaporation

A

T

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

the boiling point of a liquid heated in an open container is determined by atmospheric pressure

A

T

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

the normal boiling point of a liquid is the temperature at which it boils when the liquid is at sea level

A

F

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

At a pressure of 760 mmHg, all liquids boil at the same temperature

A

F

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

a liquid can be made to boil at temperatures higher than its normal boiling point

A

T

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

A liquid can be made to boil at temperatures lower than its normal boiling point

A

T

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

In a liquid, vapor formation occurs within the body of the liquid

A

T

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

To compare the boiling points of 2 different liquids, the external pressure should be the same

A

T

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

If the external pressure (atmospheric pressure) increases, the boiling point decreases

A

F

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Water would boil at a lower temperature in Utah compared to Mt. Everest

A

F

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Water will boil if vapor pressure and atmospheric pressure are equal

A

T

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Water will boil if vapor pressure = 735 torr and atmospheric pressure = 765 torr

A

F

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Hydrogen bonds are extra strong London Forces

A

F

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

A London force is a very weak permanent dipole

A

F

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

The strength of the dipole-dipole interactions increase as the molecular polarity increases

A

T

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

All molecules with H atoms can participate in hydrogen bonding

A

F

17
Q

In liquids, what is the relationship between boiling point and the strength of intermolecular forces

A

> boiling point = > intermolecular forces

18
Q

In liquids, what is the relationship between vapor pressure magnitude and the strength of the intermolecular forces

A

> vapor pressure = < intermolecular forces