PORTAGE LEARNING CHEM 104 FINAL EXAM
QUESTIONS AND ANSWERS LATEST 2025-2026
UPDATE
identify the type of transport that will occur for the oxygen molecules
that requires no energy for transport
passive diffusion
active transport
facilitated diffusion
all of the above
none of the above - Answer-none of the above
predict which will fully dissociate (strong electrolyte) in water
sugar
organic acid pyruvic
KCl
all
none - Answer-KCl
in order to prevent the process of either crenation or hemolysis with red
blood cells an intravenous solution concentration should be _______ to
the concentration of blood.
,hypotonic
hypertonic
supersonic
isotopic
isotonic - Answer-isotonic
the glucose transporter provides facilitated transport across the cell
membrane. do you think this transporter is active after you eat a meal
and after you wake up in the morning?
active, active
inactive, inactive
active, inactive
inactive, active - Answer-active, inactive
example of a nonelectrolyte
MgCl2
CH3COOH / HC2H3O2
sugar C12H22O11
NaOH - Answer-sugar C12H22O11
calculate mass percent of a solution prepared by dissolving 34.4g NaCl
in 298 g of water.
,a 10.35%
b 11.51 %
c 0.103 %
d 0.115 %
e none of the above - Answer-a 10.35%
what is 75% of 375? - Answer-281.3
percent mass/volume ( % m/v ) of solution that is made from putting
25.0g of NaCl in 275 mL of water?
a 0.0909% w/v
b 9.09% w/v
c 8.33% w/v
d 10.9 % w/v
e none of the above - Answer-b 9.09% w/v
% v/v concentration of a sample of wine that contains 15 mL of ethyl
alcohol in 200 mL of wine?
a 0.075 % v/v
b 6.9% v/v
c 0.75% v/v
, d 0.069% v/v
e 7.5% v/v - Answer-e 7.5% v/v
glucose concentration in pp of a solution made by mixing 23.2 mg
glucose with 2.000 L?
8.62ppm
11.6 ppm
1.16 ppm
0.862 ppm
none of the above - Answer-11.6 ppm
calculate volume in L of a solution that contains 3.12 moles of NaCk if
the concentration of this solution is 6.67 M NaCl?
2.14 L
20.8 L
46.8 L
0.468 L
none of the above - Answer-0.468 L
calculate volume in mL of a 2.75 M solution that must be used to make
1.25 L of a 0.150 M solution.
QUESTIONS AND ANSWERS LATEST 2025-2026
UPDATE
identify the type of transport that will occur for the oxygen molecules
that requires no energy for transport
passive diffusion
active transport
facilitated diffusion
all of the above
none of the above - Answer-none of the above
predict which will fully dissociate (strong electrolyte) in water
sugar
organic acid pyruvic
KCl
all
none - Answer-KCl
in order to prevent the process of either crenation or hemolysis with red
blood cells an intravenous solution concentration should be _______ to
the concentration of blood.
,hypotonic
hypertonic
supersonic
isotopic
isotonic - Answer-isotonic
the glucose transporter provides facilitated transport across the cell
membrane. do you think this transporter is active after you eat a meal
and after you wake up in the morning?
active, active
inactive, inactive
active, inactive
inactive, active - Answer-active, inactive
example of a nonelectrolyte
MgCl2
CH3COOH / HC2H3O2
sugar C12H22O11
NaOH - Answer-sugar C12H22O11
calculate mass percent of a solution prepared by dissolving 34.4g NaCl
in 298 g of water.
,a 10.35%
b 11.51 %
c 0.103 %
d 0.115 %
e none of the above - Answer-a 10.35%
what is 75% of 375? - Answer-281.3
percent mass/volume ( % m/v ) of solution that is made from putting
25.0g of NaCl in 275 mL of water?
a 0.0909% w/v
b 9.09% w/v
c 8.33% w/v
d 10.9 % w/v
e none of the above - Answer-b 9.09% w/v
% v/v concentration of a sample of wine that contains 15 mL of ethyl
alcohol in 200 mL of wine?
a 0.075 % v/v
b 6.9% v/v
c 0.75% v/v
, d 0.069% v/v
e 7.5% v/v - Answer-e 7.5% v/v
glucose concentration in pp of a solution made by mixing 23.2 mg
glucose with 2.000 L?
8.62ppm
11.6 ppm
1.16 ppm
0.862 ppm
none of the above - Answer-11.6 ppm
calculate volume in L of a solution that contains 3.12 moles of NaCk if
the concentration of this solution is 6.67 M NaCl?
2.14 L
20.8 L
46.8 L
0.468 L
none of the above - Answer-0.468 L
calculate volume in mL of a 2.75 M solution that must be used to make
1.25 L of a 0.150 M solution.
