750 ml of a solution140 m is diluted to a volume of 278 ml, Ask an Expert

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75.0 mL of a solution(1.40 M) is diluted to a volume of 278 mL. A 139-mL portion of that solution is diluted using 111 mL of H₂O. determine What is the final concentration?

A Normal salt, XY, with molar mass =249 g/mol , solubility =2.70 g/L at temperature of 25 degrees Celsius. Calculate what is the Ksp of this salt at temperature of 25 degrees Celsius?

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