Problem- what is the molar mass of a material that has a
Problem- What is the molar mass of a material that has a mass of 0.155 g, and in a 250mL aqueous solution, has an osmotic pressure of 35.0 torr at 25oC?
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problem- what is the mole fraction of sodium chloride in a solution made from 15 g sodium chloride in 100 ml of water
problem- if the vapor pressure of an unknown solvent is 4000 torr and a solute has been added that is a 5 mole fraction
problem- what is the molar mass of a material that has a mass of 0155 g and in a 250ml aqueous solution has an osmotic
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problem- a buffer is prepared by mixing 025 mols of nano2 and 075 mols of hno2 in 10 l of water calculate the ph of the
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