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

Abnormal Molecular Mass

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

ChemistryIf the observed molar mass of a solute is 0.8 times its true molar mass, what is the van’t Hoff factor, i?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 16Medium ChemistryA solute forms dimers. Its true molar mass is 60 g mol⁻¹, while its observed molar mass is 80 g mol⁻¹. What is the degree of association?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 16Medium ChemistryA solute has a true molar mass of \(120\,\mathrm{g\,mol^{-1}}\), but its observed molar mass is \(240\,\mathrm{g\,mol^{-1}}\). What is the most suitable conclusion?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 17Medium ChemistryThe true molar mass of a solute is \(180\,\mathrm{g\,mol^{-1}}\), but a colligative-property measurement gives an apparent molar mass of \(90\,\mathrm{g\,mol^{-1}}\). What is the value of the van’t Hoff factor \(i\)?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 17Medium ChemistryA sample has a normal molar mass of \(98\,\mathrm{g\,mol^{-1}}\), but its experimentally determined molar mass is \(49\,\mathrm{g\,mol^{-1}}\). Which statement best explains this result?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 17Medium ChemistryIf a solution has van’t Hoff factor \(i=2\), but a student assumes \(i=1\) while calculating molar mass, what happens to the calculated molar mass of the electrolyte?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 17Medium ChemistryIf a solution has van’t Hoff factor \(i=0.8\) and normal molar mass \(200\,\mathrm{g\,mol^{-1}}\), what will be the observed molar mass?Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 17Medium ChemistryA solute has a van’t Hoff factor i = 3 and an observed molar mass of 40 g mol⁻¹. What is its normal molar mass?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 17Medium ChemistryA solute has observed molar mass \(80\,\mathrm{g\,mol^{-1}}\) and van't Hoff factor \(1.5\). What is its normal molar mass?Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 17Hard ChemistryWhile determining molar mass by the depression-in-freezing-point method, in which situation will the observed molar mass of a solute be greater than its actual molar mass?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 18Hard ChemistryA substance has a normal molar mass of 120 g mol⁻¹, but freezing-point depression gives an observed molar mass of 60 g mol⁻¹. If it dissociates into two ions, what is the degree of dissociation?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 18Hard ChemistryIf the molar mass of a solute determined from colligative properties is greater than its true molar mass, which process is likely occurring in the solute?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 18Medium ChemistryIn determining molar mass using colligative properties, what is the main effect of association of solute particles?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 18Medium ChemistryIn which situation does association of solute molecules cause the observed molar mass to be greater than the actual molar mass?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 18Medium ChemistryThe observed molar mass of a substance is 80 g mol⁻¹ and its van’t Hoff factor is 0.8. What is the normal molar mass?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 18Medium ChemistryIf a solution has a van’t Hoff factor i = 1.5 and the normal molar mass is 75 g mol⁻¹, what is the observed molar mass?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 18Medium ChemistryThe observed molar mass of a solute in a solution is higher than its normal molar mass. What is the simplest possible reason?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 18Medium ChemistryThe observed molar mass of a solute in a solution is lower than its normal molar mass. Which statement best explains this observation?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 18Medium ChemistryA salt AB is 60% dissociated in solution. If its normal molar mass is 100 g mol⁻¹, what is its observed molar mass?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 18Medium ChemistryThe normal molar mass of a solute is 90 g mol⁻¹, and 50% of its molecules form dimers. What will be the observed molar mass?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 18Medium