Making Solutions Review Sheet No. 1
Convert the values as indicated. Specify the appropriate instrument with which the final
measurements should be made. For items 10-13, show the calculation (equation and
units) for the preparation of each solution.
Instrument Choices
graduated cylinder
2-ml pipet
P1000
analytical balance
10-ml pipet
1-ml pipet
P100
1.
3.4 ml = ________ µl
4.
73.12 µg = _______ mg
7.
10.5 µl = ________ ml
____________
____________
____________
2.
43.0 ml = ________ L
5.
5.39 g = ________ mg
8.
7.503 ml = ________ µl
____________
____________
____________
3.
0.17 ml = ________ µl
6.
30.6 g = __________ mg
9.
33 µg = ________ mg
____________
____________
____________
Solutions to Be Prepared
10. Prepare 25 ml of 2.5 g/ml NaCl
solution
5-ml pipet
table top balance
P10
Calculations
11. Prepare 10 ml of 50 mg/ml CuSO4
solution
12. Prepare 2 L of 0.5 g/ml dextrose
solution
13. Prepare 100 ml of 0.005 g/ml NaOH
solution
Taken from Biotechnology: Science for the New Millennium Laboratory Manual by Ellyn Daugherty, page 49
Making Solutions Review Sheet No. 2
Convert the values as indicated. Specify the appropriate instrument with which the final
measurements should be made. For items 10-13, show the calculation (equation and
units) for the preparation of each solution.
Instrument Choices
graduated cylinder
2-ml pipet
P1000
analytical balance
10-ml pipet
1-ml pipet
P100
1.
0.079 L = _______ ml
4.
9.22 mg = _______ g
____________
2.
10.72 µl = ______ml
____________
3.
0.3 ml = ________ µl
____________
5-ml pipet
table top balance
P10
7.
0.085 ml = ________ µl
____________
____________
5.
841 µg = ________ mg
8.
1.223 ml = _______ µl
____________
____________
6.
3.64 g = _________ mg
____________
Solutions to Be Prepared
10. Prepare 40 ml of 6.5 mg/ml CuSO4
pentahydrate solution
9.
0.19 g = ________ µg
____________
Calculations
11. Prepare 20 ml of 8% NaCl solution
12. Prepare 0.75 L of 5% dextrose solution
13. Prepare 10 ml of 1.25% NaOH
solution
Taken from Biotechnology: Science for the New Millennium Laboratory Manual by Ellyn Daugherty, page 54
Making Solutions Review Sheet No. 3
Convert the values as indicated. Specify the appropriate instrument with which the final
measurements should be made. For items 7-11, show the calculation (equation and units)
for the preparation of each solution.
Instrument Choices
graduated cylinder
2-ml pipet
P1000
analytical balance
10-ml pipet
1-ml pipet
P100
1.
0.42 g = ______ µg
3.
90.22 µg = _________ g
5.
0.0285 ml = ______ µl
____________
____________
____________
2.
999 µl = ________ ml
4.
80.41 ml = ________ µl
5.
70.503 mg = ________ g
____________
____________
____________
Solutions to Be Prepared
7. Prepare 550 ml of 9.5 mg/ml NaOH
solution
5-ml pipet
table top balance
P10
Calculations
8. Prepare 150 ml of 2% CuSO4 .5H2O
solution
9. Prepare 3 L of 0.025% dextrose solution
10. Prepare 125 ml of 10 M NaOH solution
11. Prepare 75 ml of 0.1 M NaCl solution
Taken from Biotechnology: Science for the New Millennium Laboratory Manual by Ellyn Daugherty, page 58
Making Solutions Review Sheet No. 4
Show the calculation (equation and units) for the preparation of each solution.
Solutions to Be Prepared
1. Prepare 100ml of 15 mg/ml NaOH from
100 mg/ml NaOH
Calculations
2. Prepare 10 ml of 0.5 CuSO4.5H2O
solution from 10 M CuSO4.5H2O
3. Prepare 2 L of 5 mg/ml gelatin solution
from 1 g/ml gelatin
4. Prepare 950 ml of 1 X CuSO4.5H2O
solution from 25 X CuSO4.5H2O
5. Prepare 5 L of 0.2 M dextrose solution
from 5 M dextrose solution
6. Prepare 100 ml of 2.5 X NaOH from
50X NaOH
7. Prepare 50 ml of 5 mM NaCl from 1 M
NaCl
Taken from Biotechnology: Science for the New Millennium Laboratory Manual by Ellyn Daugherty, page 62