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Chapter 01 Solutions

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

ChemistryWhy is molality considered more reliable than molarity when temperature changes?Class 12Chapter 01: Solutions2: Concentration MetricsEasyChemistryThe molarity of a solution may decrease on heating. What is the most suitable reason?Class 12Chapter 01: Solutions2: Concentration MetricsEasyChemistry400 mL of 0.5 M solution is diluted to 800 mL. What is the new molarity?Class 12Chapter 01: Solutions2: Concentration MetricsMediumChemistryA 1 L solution contains 0.2 mole solute. If water is added to make the volume 2 L, what is the new molarity?Class 12Chapter 01: Solutions2: Concentration MetricsEasyChemistry0.02 percent impurity is equal to how many ppm?Class 12Chapter 01: Solutions2: Concentration MetricsMediumChemistryWhat value is obtained when 50 ppm is converted into percent?Class 12Chapter 01: Solutions2: Concentration MetricsMediumChemistryA water sample contains 15 mg impurity in 3 kg water. What is the approximate concentration in ppm?Class 12Chapter 01: Solutions2: Concentration MetricsMediumChemistryWhat mass of solute is present in 750 mL of a 2 percent mass-volume solution?Class 12Chapter 01: Solutions2: Concentration MetricsEasyChemistryWhat volume of solute is present in 350 mL of a 10 percent volume by volume solution?Class 12Chapter 01: Solutions2: Concentration MetricsEasyChemistryHow much solute is present in 400 g of a 5 percent mass by mass solution?Class 12Chapter 01: Solutions2: Concentration MetricsEasyChemistryIn a 2 m solution, the mass of solvent is 250 g. How many moles of solute are present?Class 12Chapter 01: Solutions2: Concentration MetricsMediumChemistryA solution has molarity 0.25 M and volume 800 mL. How many moles of solute are present?Class 12Chapter 01: Solutions2: Concentration MetricsMediumChemistryIf 0.8 mole solute is dissolved in 400 g solvent, what is the molality?Class 12Chapter 01: Solutions2: Concentration MetricsMediumChemistryThe mole fraction of solute is 0.28. What is the mole fraction of solvent in a binary solution?Class 12Chapter 01: Solutions2: Concentration MetricsEasyChemistryIf a binary solution has 3 moles of solute and 12 moles of solvent, what is the mole fraction of solute?Class 12Chapter 01: Solutions2: Concentration MetricsMediumChemistryA solution contains 12 g solute in 240 mL solution. What is the mass-volume percentage?Class 12Chapter 01: Solutions2: Concentration MetricsEasyChemistry30 mL alcohol is mixed with water and the total volume is made 150 mL. What is the volume percentage?Class 12Chapter 01: Solutions2: Concentration MetricsEasyChemistry4 g solute is dissolved in 96 g solvent. What is the mass percentage of the resulting solution?Class 12Chapter 01: Solutions2: Concentration MetricsEasyChemistry20 g sodium hydroxide is dissolved in water and the total volume is made 250 mL. Its molar mass is 40 g per mol. What is the molarity?Class 12Chapter 01: Solutions2: Concentration MetricsMediumChemistry18 g glucose is dissolved in water and the total volume is made 200 mL. The molar mass of glucose is 180 g per mol. What is the molarity of the solution?Class 12Chapter 01: Solutions2: Concentration MetricsMedium

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