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Molarity

Class 12 Chemistry के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

ChemistryA 20 percent by mass glucose solution has density 1.2 g mL⁻¹. If molar mass of glucose is 180 g mol⁻¹, what is its molarity?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 8Medium ChemistryWhat mass of anhydrous sodium carbonate is needed to prepare 500 mL of 0.2 M solution?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 6Medium ChemistryA solution has 5.85 percent sodium chloride by mass. If density is taken as 1.0 g mL−1, what is its approximate molarity?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 7Medium ChemistryWhat is the mass of solute in 250 mL of a 0.8 M solution if molar mass is 98 g mol−1?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 5Medium ChemistryWhat is the mass of solute in 300 mL of a 1.5 M solution if molar mass is 40 g mol−1?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 5Medium Chemistry27 g aluminium chloride is dissolved in 2 L solution. If its molar mass is 133.5 g mol−1, what is the approximate molarity?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 6Medium ChemistryA solution is 2 M. Its 200 mL portion is diluted to 500 mL. What is the new molarity?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 6Medium ChemistryA solution has density 1.2 g mL⁻¹ and contains 20% solute by mass. If the solute molar mass is 60 g mol⁻¹, what is the molarity?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 2Hard Chemistry100 mL of a 1.2 mol L−1 solution is diluted to 300 mL. What is the final molarity?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 6Medium Chemistry0.30 mol solute is dissolved to make 600 mL solution. What is the molarity?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 5Easy ChemistryHow many moles of solute are present in 750 mL of a 0.4 mol L−1 solution?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 5Easy Chemistry98 g sulphuric acid is dissolved to make 500 mL of solution. What is the molarity?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 4Easy ChemistryHow many moles of sulphuric acid are present in 250 mL of a 1 mol L⁻¹ sulphuric acid solution?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 4Easy Chemistry250 mL of a 0.5 mol L⁻¹ solution is diluted to 1 L. What is the new molarity?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 4Easy ChemistryHow many moles of glucose are present in 200 mL of a 0.25 mol L⁻¹ glucose solution?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 3Easy Chemistry5.85 g sodium chloride is dissolved to make 500 mL of solution. What is the molarity?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 4Easy Chemistry40 g sodium hydroxide is dissolved in water to make 2 L of solution. What is the molarity?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 4Easy ChemistryA solution has molarity 0.5 mol L⁻¹. How many moles of solute are present in 200 mL of it?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 3Easy ChemistryA 36.5% by mass hydrochloric acid solution has density 1.18 g mL−1. What is its molarity?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 7Hard ChemistryA 5 molal glucose solution has density 1.2 g mL−1. What is its approximate molarity?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 8Hard