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

ChemistryWhat is the correct definition of molarity?Class 11Chapter 01: SolutionsLevel 2Medium ChemistryIf 0.2 mol of solute is dissolved in 500 g of solvent, what is the molality?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 14Easy ChemistryHow many moles of solute are present in 400 mL of 0.25 M solution?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 2Easy ChemistryHow much water should be added to 300 g of a 20 percent solution to make the mass percent 12?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 4Medium ChemistryA solution has 20 percent by mass solute and density 1.2 g mL−1. The molar mass of solute is 40. What is the molarity?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 5Hard ChemistryA 3 molal glucose solution has density 1.15 g mL−1. What is its approximate molarity?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 6Hard ChemistryA solution has 8 percent mass percent of solute and total solution mass is 250 g. What is the mass of solvent?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 3Medium ChemistryIf molarity is to be kept the same and the volume of solution is doubled, what change is needed in moles of solute?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 2Easy ChemistryA solution contains 0.4 mole solute and has molarity 0.8 M. What is the volume of the solution?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 2Easy ChemistryA solution contains 50 mg solute and the mass of solution is 2 kg. What is the ppm?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 3Easy ChemistryHow many moles of solute are required to make a 0.5 molal solution using 250 g water?Class 11Chapter 01: SolutionsLevel 3Medium Chemistry10 g sodium hydroxide is dissolved in 250 mL solution. Molar mass is 40 g per mole. What is the molarity?Class 11Chapter 01: SolutionsLevel 3Medium Chemistry0.1 mole solute is present in 100 mL solution. What is the molarity?Class 11Chapter 01: SolutionsLevel 2Easy ChemistryIf molality is 0.5 mol/kg and the solvent mass is 2 kg, how many moles of solute are present?Class 11Chapter 01: SolutionsLevel 2Easy ChemistryIf molarity is 0.25 M and volume is 2 L, how many moles of solute are present?Class 11Chapter 01: SolutionsLevel 2Easy ChemistryIf there are 0.2 mole solute and 0.8 mole solvent, what is the mole fraction of solvent?Class 11Chapter 01: SolutionsLevel 2Easy