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Molarity

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 ChemistryA 0.1 M solution has an osmotic pressure of 3.69 atm at 300 K. If R = 0.082 L atm K−1 mol−1, what is the van’t Hoff factor i for the solute?Class 11Chapter 01: SolutionsLevel 18Hard ChemistryA 0.010 M solution has a volume of 1 L and contains 1.8 g of solute. What is the molar mass of the solute?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 16Easy Chemistry36.5 g of hydrogen chloride is dissolved in water to make 250 mL of solution. If the molar mass of hydrogen chloride is 36.5 g mol⁻¹, what is the molarity of the solution?Class 11Chapter 01: SolutionsLevel 4Easy ChemistryA solution has a molarity of 0.4 mol L⁻¹ and a volume of 250 mL. What volume of a 0.1 mol L⁻¹ solution of the same solute will contain the same number of moles?Class 11Chapter 01: SolutionsLevel 4Medium Chemistry15 g solute is dissolved to make 300 mL solution. If molar mass of solute is 75 g per mol, what is the molarity of the solution?Class 11Chapter 01: SolutionsLevel 4Easy Chemistry500 mL of a solution contains 0.2 mol solute. What is the molarity?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 2Easy 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 100 mL of 5 M solution to prepare a 0.5 M solution?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 4Medium ChemistryHow much water should be added to 1 L of 2 M solution to make the final molarity 0.8 M?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 4Medium ChemistryA solution has molarity 3 M and mass percent 12. The molar mass of solute is 40. What is the density of the solution?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 5Hard 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 Chemistry8 g sodium hydroxide is dissolved in water and final volume is made 200 mL. What is the molarity of the solution?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 3Easy ChemistryA solution has molarity 2.5 M and density 1.25 g mL−1. The molar mass of solute is 100 g mol−1. What is the mass percent of the solution?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 5Hard Chemistry200 mL of 3 M acid is mixed with 400 mL of 1.5 M same acid. Assuming final volume is 600 mL what is the molarity?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 4Medium ChemistryA 68 percent by mass nitric acid solution has density 1.42 g mL−1. What is its approximate molarity?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 6Hard ChemistryA 4 M sodium hydroxide solution has density 1.16 g mL−1. What is its approximate molality?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 6Hard 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 ChemistryWhich option has all relations correct?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 2Easy ChemistryThe volume of a solution increases by 2 percent on heating while moles of solute remain same. What happens to molarity?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 3Easy