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HC Another SOL Review Practice 3: Get a Periodic Table and a Calculator! Flashcards | StudBud
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HC Another SOL Review Practice 3: Get a Periodic Table and a Calculator!
HC Another SOL Review Practice 3: Get a Periodic Table and a Calculator!
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Ohh! SOL Includes Organic and Polymers
Flashcards
38 cards
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Practice quiz
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Questions
38
Answers
1
Which of the following is an acid?
NaOH
NaCl
NH3
HNO3
2
If you have 1.0 L of 1.0 M NaOH, it can be neutralized with 1.0 L of __.
1.0 M KNO3
1.0 M NH4NO3
1.0 M HNO3
1.0 M NaCl
3
An alpha particle is emitted in alpha decay. What is the mass of an alpha particle?
2
0
-4
4
4
Which of the following is a base?
HNO3
NH3
NH4+
H2SO4
5
What is the mass of 22.4 L of nitrogen gas?
14 g
16 g
28 g
7 g
6
Which of these polymers is organic and synthetic?
Protein
Rubber
Nylon
DNA
7
Total electrons valence electrons in an ammonia (NH
3
) molecule?
3(3) + 4 = 13
1 + 5 = 6
1 + 1 = 2
3(1) + 5 = 8
8
If the temperature is 25
o
C, what is this in Kelvin?
0 K
300 K
298 K
25 K
9
How many moles are equivalent to 36.0 grams of water, H
2
O?
18 mol
2 mol
1 mol
3 mol
10
Which of these atoms are the basis of organic chemistry?
C and H
O and H
C and Ne
N and S
11
Which of the following contains ionic bonds?
NH3
NH4NO3
H2O
N2O4
12
What is the mass of 1 mole of oxygen gas?
31.988 g
15.994 g
63.976 g
127.952 g
13
The half life (t
1/2
) of Pb-210 is 22 years. This lead isotope is ___.
radioactive
not useful
a nonmetal
inert
14
Which element has the electron configuration 1s
2
2s
2
2p
6
F
O
Ne
N
15
How much heat is needed to melt 1 mol of ice at 0
o
C if ∆H
fus
= 6.01 kJ/mol?
12.02 kJ
1 kJ
6.01 kJ
108 kJ
16
What is the shape of the carbon dioxide (CO
2
) molecule?
bent
trigonal planar
linear
trigonal pyramidal
17
In the equation PV = nRT, n represents __.
moles
mass
density
volume
18
Which orbital fills after the 3d?
3p
4d
3s
4p
19
MUST KNOW: 35.0 mL is the same as ___ L.
3.5 L
0.35 L
0.035 L
273 L
20
The half life (t
1/2
) of Pb-210 is 22 years. In 22 years the mass of a sample of Pb-210 __.
doubles
becomes Pb-22
becomes zero
is cut in half
21
In a water molecule, which atom is more electronegative?
H and O are equal.
It varies.
H
O
22
How many atoms are in 2 moles of silver, Ag?
1.202 x 1023
6.022 x 1024
6.022 x 1023
1.202 x 1024
23
Which element does not have any unpaired electrons?
Na
Li
H
Be
24
At constant pressure, what happens to the temperature of an ideal gas as volume increases?
T decreases
T remains constant
T increases
T doubles
25
At constant volume, what happens to the temperature of an ideal gas as the pressure increases?
T remains constant
T decreases
T increases
T doubles
26
MUST KNOW: 1 kg is the same as ___.
10 g
100 g
1000 g
22.4 g
27
The correct formula for aluminum hydroxide is __.
Al2O3
Al(OH)3
AlO4
AlO
28
Lone pairs on the nitrogen of the ammonia (NH
3
) molecule?
1
3
2
0
29
A 3.5 M HCl solution contains __.
3.5 mol HCl in 1.0 L
3.5 g HCl in 1.0 L
30
Which of the following substances contains only covalent bonds?
Na2O
H2O
Al(OH)3
MgO
31
Which of the following pairs is an example of isotopes?
He-2 and He-4
C-14 and N-14
C-12 and Cl-15
C-12 and Ca-20
32
Which of the following is a polyprotic acid?
H2SO4
HF
HNO3
CH3COOH
33
Which of the following is a natural, organic polymer?
polyurethane
polyvinyl chloride (PVC)
nylon
rubber
34
As ammonia (NH
3
) evaporates, the energy absorbed is used to break __.
metallic bonds
hydrogen bonds
covalent bonds
ionic bonds
35
To separate an ethanol (boiling point = 78
o
C) and water (b.p. = 100
o
C) mixture, you would __.
filter it
use chromatography
x-ray it
distill it
36
How many moles are equal to 44.8 L of helium gas? (STP)
2 mol
4 mol
3 mol
1 mol
37
Which of the following elements is found in the s-block?
Na
F
O
N
38
The correct formula for aluminum oxide is __.
Al(OH)3
Al2O3
AlO
AlO4
