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Molality

Class 11 Chemistry के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

ChemistryIn an aqueous solution the mole fraction of solute is 0.05. If the solvent is water what is the approximate molality of the solution?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 5HardChemistryWhich option has all relations correct?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 2EasyChemistryWhich concentration term is considered least affected by temperature change, if no substance is lost or removed?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 3EasyChemistryIf molality is to be kept the same and mass of solvent is tripled, what change is needed in moles of solute?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 2EasyChemistry18 g glucose is dissolved in 500 g water. What is the molality of the solution?Class 11Chapter 01: SolutionsLevel 4EasyChemistryWhat is the approximate molality of a 98 percent by mass sulfuric acid solution?Class 11Chapter 01: SolutionsLevel 6HardChemistryA portion of 1 molal solution containing 1 kg solvent is mixed with a portion of 2 molal solution containing 0.5 kg solvent. What is the final molality?Class 11Chapter 01: SolutionsLevel 4MediumChemistryThe mole fraction of solute in water is 0.1. What is the approximate molality of the solution?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 7HardChemistryA solution has mole fraction of solute 0.2 and the solvent is water. What is the approximate molality of the solution?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 7HardChemistryA 20% by mass glucose solution is prepared in water. What is its approximate molality?Class 11Chapter 01: SolutionsLevel 6MediumChemistry18 g of glucose is dissolved in 200 g of water. What will be the molality of the solution?Class 11Chapter 01: SolutionsLevel 5MediumChemistryIf the moles of solute remain the same and the mass of solvent is halved, what happens to molality?Class 11Chapter 01: SolutionsLevel 4EasyChemistry0.4 mole solute is dissolved in 2 kg solvent. What is the molality?Class 11Chapter 01: SolutionsLevel 6EasyChemistryWhich option gives the correct definition of molality?Class 11Chapter 01: SolutionsLevel 5EasyChemistryIn which situation is molality more suitable than molarity?Class 11Chapter 01: SolutionsLevel 4EasyChemistryIn which concentration term is the mass of solvent used in the denominator?Class 11Chapter 01: SolutionsLevel 3EasyChemistryIf 1 mol solute is dissolved in 2 kg solvent, what is the molality?Class 11Chapter 01: SolutionsLevel 4EasyChemistryWhich option correctly explains why molality is stable with temperature changes?Class 11Chapter 01: SolutionsLevel 4EasyChemistryWhich extra information is often needed to convert molarity into molality?Class 11Chapter 01: SolutionsLevel 4EasyChemistry18 g glucose is dissolved in 90 g water. If the molar mass of glucose is 180 g mol−1, what is the molality?Class 11Chapter 01: SolutionsLevel 5Medium