Working with molarity,molality and PH

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If 4.oo mL of 0.0250 M CuSO4 is diluted to 10.0 mL with pure water, what is the molar concentration of copper (II) sulfate in the dilute solution?

______________________________ molar

A 10.0-mL sample of 2.56 M HCL is diluted with water to 250. mL.

What is the concentration of HCl in the diluted solution?

Concentration of HCL______________________

What is the pH of the dilute solution?

ph of the dilute solution_______________________

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Solution Preview

1. Dilution ==> V * M = V' * M'

where M = Molarity before dilution
V is volume of solution before dilution

Or, 4*0.025 = 10*M' which gives M' = 4*0.025/10 = 0.01M ---Answer

2. The most important thing to remember ...

Solution Summary

The molarity and molality is analyzed. The pH is discussed. An easy to understand solution is provided with all mathematical steps.

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