Final Exam (A)

A  1

B  4

C  3

D  2

E  0

A  trigonal planar

B  linear

C  trigonal pyramidal

D  bent

E  tetrahedral

A  0.752

B  -121.3

C  -115.4

D  -113.8

E  -107.9

A  enough solvent to make 1.00 L of solution.

B  1.00 kg of solvent.

C  enough solvent to make 1.00 kg of solution.

D  1.00 L of solvent.

A  The solution is considered saturated.

B  The solution would be considered unsaturated if it were cooled a bit to increase the solubility of the solid.

C  The solution is considered unsaturated.

D  The solution is considered supersaturated.

E  None of the above are true.

A  Cl-Cl

B  N-O

C  C-C

D  C-N

E  C-F

A  F

B  O

C  Br

D  Be

E  None of the above can form compounds with an expanded octet.

A  1s

B  3d

C  4f

D  3s

E  2p

A  iron

B  titanium

C  vanadium

D  manganese

E  chromium

A  47 gallons

B  7.1 gallons

C  24 gallons

D  21 gallons

E  2.3 gallons

A  720.0 ft

B  32.2 ft

C  12.7 ft

D  60.0 ft

E  5.00 feet

A  1.29 M

B  0.194 M

C  0.775 M

D  0.387 M

A  9

B  4

C  1.6

D  8

A  2.81 M

B  0.356 M

C  3.65 M

D  0.274 M

A  A neutral solution contains [H2O] = [H3O

B  A basic solution does not contain H3O+

C  An neutral solution does not contain any H3O+ or OH-

D  An acidic solution has [H3O] > [OH]

E  None of the above are true.

A  CH4 

B  NH3 

C  NH2-

D  Br2 

E  NH4+ 

A  Water has an exceptionally high specific heat capacity.

B  Water is the main solvent within living organisms.

C  Water has strong hydrogen bonding.

D  Water is the main solvent within living organisms, it has strong hydrogen bonding, it has an exceptionally high specific heat capacity, and It has a low molar mass, yet it is a liquid at room temperature.

E  Water has a low molar mass, yet it is a liquid at room temperature.

A  31.8 torr

B  41.8 torr

C  147 torr

D  239 torr

E  98 torr

A  Neutrons and electrons are found in the nucleus of an atom.

B  A neutral atom contains the same number of protons and electrons.

C  Electrons make up most of the mass of an atom.

D  Protons have about the same mass as electrons.

E  Protons and neutrons have opposite, but equal in magnitude, charges.

A  7.53 x 1023 atoms

B  1.52 x 1024 atoms

C  5.02 x 1023 atoms

D  3.01 x 1024 atoms

E  4.52 x 1024 atoms

A  a hot cup of coffee (system) cools on a countertop

B  the vaporization of rubbing alcohol

C  the chemical reaction in a “hot pack” often used to treat sore muscles

D  the freezing of water

E  the combustion of propane

A  Na(s) + H2(g) + C(s) + O2(g) → NaHCO3 (s)

B  Na(s) + 2 H(g) + C(s) + 3 O(g) → NaHCO3 (s)

C  Na(s) + 1/2 H2(g) + C(s) + 3/2 O2(g) → NaHCO3 (s)

D  Na+(aq) + H2O (l) + CO2 (g) → NaHCO3 (s)

E  Na+(aq) + HCO3 -1 (aq) → NaHCO3 (s)

A  -16.7 kJ/mol NaOH

B  -169 kJ/mol NaOH

C  -27.9 kJ/mol NaOH

D  -55.7 kJ/mol NaOH

E  – 34.4 kJ/mol NaOH

A  2.24 L

B  1.10 L

C  3.11 L

D  1.83 L

E  2.00 L

A  12.2 g/mol

B  26.3 g/mol

C  38.0 g/mol

D  81.8 g/mol

E  33.9 g/mol