Skip to content

Update

Muft Shiksha™ एक 100% Free Education Portal है 🇮🇳, जिसका उद्देश्य Class 9–12 के हर विद्यार्थी तक High-Quality Education को पूरी तरह मुफ्त पहुँचाना है। 🇮🇳 हम मानते हैं कि अच्छी शिक्षा किसी student की आर्थिक स्थिति पर निर्भर नहीं होनी चाहिए। 🇮🇳 हर विद्यार्थी को वही Quality Study Material, MCQs, Quizzes, Exam Preparation, Concept-Based Learning और Bilingual Support मिलना चाहिए, जो आमतौर पर महंगी Coaching या Premium Platforms में मिलता है। Muft Shiksha™ 🇮🇳 इसी सोच के साथ बनाया गया है

RELATED QUESTIONS

Chapter 01 Solutions

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

ChemistryA solution contains 0.2 mol solute and 0.8 mol solvent. What is the mole fraction of solute?Class 11Chapter 01: SolutionsLevel 2Easy ChemistryIf cooling a solution decreases its volume while moles of solute remain constant, what happens to molarity?Class 11Chapter 01: SolutionsLevel 3Easy ChemistryWhich is the correct definition of molarity?Class 11Chapter 01: SolutionsLevel 2Easy ChemistryWhat is the approximate mole fraction of urea in a 0.5 molal aqueous urea solution?Class 11Chapter 01: SolutionsLevel 5Medium ChemistryWhat is the approximate mass percent of urea in a 0.5 molal aqueous urea solution?Class 11Chapter 01: SolutionsLevel 4Medium ChemistryWhat is the approximate molality of a 98 percent by mass sulfuric acid solution?Class 11Chapter 01: SolutionsLevel 6Hard ChemistryA 98 percent by mass sulfuric acid solution has density 1.84 g mL−1. What is its molarity?Class 11Chapter 01: SolutionsLevel 6Medium ChemistryA portion of 1 molal solution containing 1 kg solvent is mixed with a portion of 2 molal solution containing 0.5 kg solvent. What is the final molality?Class 11Chapter 01: SolutionsLevel 4Medium Chemistry200 g of a 10 percent solution is mixed with 300 g of a 20 percent solution. What is the final mass percent?Class 11Chapter 01: SolutionsLevel 3Easy Chemistry300 g water is added to 100 g of a 20 percent by mass solution. What is the new mass percent?Class 11Chapter 01: SolutionsLevel 5Medium ChemistryA 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 7Hard ChemistryA 1 kg solution contains 0.002 g solute. What is the concentration in ppm?Class 11Chapter 01: SolutionsLevel 4Easy ChemistryWhat is the approximate molality of a 36.5 percent by mass hydrochloric acid solution?Class 11Chapter 01: SolutionsLevel 6Medium ChemistryWhich group contains only concentration units that are not directly affected by temperature change?Class 11Chapter 01: SolutionsLevel 4Easy ChemistryWhat is the mole fraction of benzene in a mixture of 39 g benzene and 46 g toluene?Class 11Chapter 01: SolutionsLevel 5Medium Chemistry25 mL ethanol is mixed and final volume is made 200 mL. What is the volume percent of ethanol?Class 11Chapter 01: SolutionsLevel 4Easy Chemistry5 g solute is dissolved and the final volume of solution is made 250 mL. What is the mass by volume percent?Class 11Chapter 01: SolutionsLevel 4Easy ChemistryWhat mass of sodium carbonate is present in 250 mL of 0.5 M sodium carbonate solution?Class 11Chapter 01: SolutionsLevel 5Medium ChemistryIf the final volume is measured directly while preparing a solution, which volume should be used for calculating molarity?Class 11Chapter 01: SolutionsLevel 3Easy Chemistry12 mg impurity is present in 3 L water. Assuming a very dilute solution, what is the concentration in ppm?Class 11Chapter 01: SolutionsLevel 4Easy