Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

Chem120 > 2 Exam > Flashcards

2 Exam Flashcards

1
Q

Q<K

A

Reaction moves to the right
- reaction forms products

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

Q>K

A

Reactions moves to the left
-reaction forms reactants

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

haber process

A

transformation of nitrogen and hydrogen into ammonia (NH3) is of tremendous significance in agriculture, ammonia abased fertilizers are of utmost importance

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

reactant or product is added

A

reaction shifts to consume the added substance
(towards the opposite side they reside in)

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

reactant or product removed

A

reaction shifts to replace the removed substance
(towards the side they reside in)

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

effects of volume and pressure

A

system shifts to the remove gases and decrease pressure

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

volume decreases
pressure increases

A

rxn shifts towards side with fewer moles gas

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

volume increases
pressure decreases

A

rxn shifts towards side with more moles gas.

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

endothermic reaction

A

temp increases causes shift to right

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

exothermic reactions

A

temperature increase causes shift to left

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

7 strong acids

A

HCl
HBr
HI
HNO3
HClO4
H2SO4

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Ka>Kb

A

pH <7
Acidic

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

Ka<Kb

A

pH >7
Basic

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

Ka=Kb

A

Neutral

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

What would make a molecule more acidic

A

More electronegative
More ability to pull electrons
Exposing the electrons more

17
Q

Polyprotic Acids

A

-dissolves in a stepwise manner
-conjugate base of first dissociation equilibrium becomes acid in second step
-ka1>ka2>ka3

18
Q

Salts which the anion is not a base but the cation is the conjugate acid of a weak base produce

A

Acidic solutions

19
Q

Salts that contain highly charged metal ion produce

A

Acidic solutions

20
Q

Cations of weak bases are

A

Acidic

21
Q

Anions of weak acids are

A

Basic

22
Q

Cations of transition metal atoms are

A

Acidic

23
Q

Arrhenius acid and base definition

A

Acid- H producer
Base- OH producer

24
Q

Bronsted Lowry

A

Acid- H donor
Base- H acceptor

25
Q

Lewis

A

Acid- electron pair acceptor
Base- electron pair donor

26
Q

When a strong acid is added

A

The base will take it

27
Q

Strong acid + strong base = water + salt

A

PH is neutral

28
Q

Weak acid + strong base = water + weak base

A

Ph is basic

29
Q

Strong acid +weak base = weak acid

A

Ph is acidic

Chem120 (1 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions