Test 3: Ch. 7-9 Flashcards Preview

Chemistry 1015 > Test 3: Ch. 7-9 > Flashcards

Flashcards in Test 3: Ch. 7-9 Deck (26)
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1
Q

solid to liquid

A

add heat, melting

2
Q

liquid to gas

A

add heat, boiling

3
Q

liquid to solid

A

freezing

4
Q

liquid to gas

A

vapor

5
Q

gas to liquid

A

condensation

6
Q

gas to solid

A

deposition

7
Q

solid to gas

A

sublimation

8
Q

The ____ the IMF, the higher the boiling point

A

high

9
Q

T or F: the lower the IMF point the lower the boiling point

A

True

10
Q

what are Intermolecular forces (IMF)

A

dispersion
dipole-dipole
hydrogen bond

11
Q

T or F: ionic compounds always have stronger molecular forces

A

True

12
Q

High vapor pressure equals ___ IMF

A

low

13
Q

strong IMF equal ____ surface tension

A

high

14
Q

the higher the viscosity, the ____ the IMF

A

high

15
Q

what is considered an ionic compound

A

nonmetal and metal, look at charges when talking about melting point

16
Q

T or F: Like dissolves like

A

True

17
Q

Molarity equation

A

moles of solute / volume of solution in L

18
Q

Mass percent equation

A

mass of solute / mass of solution * 100

19
Q

Parts per million (ppm) equation

A

g solute / 10^6

20
Q

Parts per billion (ppb) equation

A

1 g solute / 10^9

21
Q

density equation

A

D= m/V

22
Q

T or F: n = C *V

A

True

23
Q

molarity equation

A

M = moles / V

24
Q

Finish to equation: n = __ * __

A

n = C * V

25
Q

partial pressure equation

A

P a / P tot = n a /n tot

26
Q

what does P tot equal?

A

P tot = P a + P b + P c