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Mass Percentage

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

ChemistryWhich unit or information is useful in the law of definite proportions?Class 11Some Basic Concepts of ChemistryLaws of chemical combinationLevel 17EasyChemistryA solution has 25 mass percent solute. Molar mass of solute is 50 g mol−1 and that of solvent is 18 g mol−1. What is the approximate mole fraction of solute?Class 11Some Basic Concepts of ChemistryPercentage composition and empirical/molecular formulasLevel 9HardChemistryA solution has solute mole fraction 0.25. If molar masses of solute and solvent are 60 g mol−1 and 18 g mol−1 respectively, what is the approximate mass percentage of solute?Class 11Some Basic Concepts of ChemistryPercentage composition and empirical/molecular formulasLevel 9HardChemistry20 g solute is dissolved in 180 g water. What are the mass percentages of solute and solvent respectively?Class 11Some Basic Concepts of ChemistryPercentage composition and empirical/molecular formulasLevel 4EasyChemistryWhat is 500 ppm expressed as mass percent?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 2EasyChemistry6 g solute is dissolved in 94 g solvent. What is the mass percentage?Class 11Chapter 01: SolutionsLevel 4EasyChemistryA solution has 10 g solute and 250 g solution. What is the mass percentage?Class 11Chapter 01: SolutionsLevel 2EasyChemistryIf 25 g glucose is dissolved in 225 g water, what is the mass percentage of the solution?Class 11Chapter 01: SolutionsLevel 2EasyChemistryA 1 M sodium chloride solution has density 1.05 g mL−1. What is the approximate mass percent of sodium chloride?Class 11Chapter 01: SolutionsLevel 7HardChemistryA 200 g solution contains 25 percent solute by mass. What is the mass of solute?Class 11Chapter 01: SolutionsLevel 3EasyChemistry10 g sodium chloride is dissolved in 90 g water. What is the mass percent of sodium chloride?Class 11Chapter 01: SolutionsLevel 4EasyChemistryWhich statement correctly explains mass percentage?Class 11Chapter 01: SolutionsLevel 3EasyChemistryA 500 g solution contains 50 g solute. What is the mass percentage?Class 11Chapter 01: SolutionsLevel 6EasyChemistryA 250 g solution contains 25 g solute. What is the mass percentage?Class 11Chapter 01: SolutionsLevel 6EasyChemistryWhich option gives the correct relation for mass percentage?Class 11Chapter 01: SolutionsLevel 5EasyChemistryIf 10 g of solute is dissolved in 40 g of solvent, what is the mass percentage of the solute in the solution?Class 11Chapter 01: SolutionsLevel 5EasyChemistryIf 10 g salt is mixed with 90 g water, what is the mass percentage of salt in the solution?Class 11Chapter 01: SolutionsLevel 4EasyChemistryIn mass percentage, the mass of solute is expressed with respect to which quantity?Class 11Chapter 01: SolutionsLevel 3EasyChemistryIn which situation is mass percentage more convenient?Class 11Chapter 01: SolutionsLevel 3EasyChemistryWhat is the mass percentage of solute in a solution made from 10 g solute and 90 g solvent?Class 11Chapter 01: SolutionsLevel 4Easy