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 thenâ€œbring the solution to volumeâ€
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 ïl/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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