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How would you prepare the following solutions? Unless stated otherwise, assume that the solvent is purified...

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Biology

How would you prepare the following solutions? Unless statedotherwise, assume that the solvent is purified water and that youwill dissolve the solute in a lesser amount of solvent and then“bring the solution to volume”

CuSO4 FW 159.61

NaCl FW 58.44

CaCl FW 111.0

Na2SO4.10H2O FW 322.04

1. 100 ml of AgNO3 at 2 g/ml

2. 250 ml of NaCl at 2 mg/ml

3. 0.75 L of CuSO4 at 50mg/ml

4. 250 ml KCl at 20 mg/ml

5. 50 ml of 0.1% (w/v) AgNO3

6. 500 ml of 1%( w/v) NaCl

7. 10 ml of 6% (w/v) CuSO4

8. 200 ml of 2% (w/v) KCl

9. 25ml of 20% (v/v) Methanol

10. 2L of 70% (v/v) Ethanol

11. 10 ml of 0.2% (v/v) DMSO

12. 50 ml of 3% (v/v) Propanol

13. 250 ml 12 mM CuSO4

14. 500 ml 0.25M NaCl

15. 500 ml 25mM CaCl

16. 100 ml 300 mM Na2SO4

17.100 ml of 5:3:2 ethylene: chloroform: isoamyl alcohol

18. Convert 50 ppm to g/L

19. Convert 50 ppm to mg/L

20. Convert 5 ppb to ul/l

21. Convert 3 ppm to l/ml

22. Convert 350 ppm to ml/L

23. 300 ppb Cadmium (solid)

Answer & Explanation Solved by verified expert
4.0 Ratings (706 Votes)
Answer Use purified water as solvent for dilution First dilute the solute in lesser amount of solvent and then add more solvent to make the final volume as required 1 100 ml of AgNO3 at 2 gml Add 200g of AgNO3 and make total volume 100ml 2 250 ml of NaCl at 2 mgml Add 500mg NaCl and make total volume 250ml 3 075 L of    See Answer
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