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Laws Of Chemical Combination

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

ChemistryIf two samples of a pure compound have ratios 12:16 and 3:4 what is the correct conclusion?Class 11Some Basic Concepts of ChemistryLaws of chemical combinationEasyChemistryA compound has 27 grams A and 45 grams B. What is the simple ratio A:B?Class 11Some Basic Concepts of ChemistryLaws of chemical combinationEasyChemistryThe mass ratio A:B in a compound is 9:4. If the mass of B is 20 g, what is the mass of A?Class 11Some Basic Concepts of ChemistryLaws of chemical combinationEasyChemistryThe mass ratio A:B in a compound is 8:5. If the compound has a total mass of 65 g, what is the mass of B?Class 11Some Basic Concepts of ChemistryLaws of chemical combinationEasyChemistryIn a pure compound A and B are in the ratio 6:11. If A is 18 grams, how much is B?Class 11Some Basic Concepts of ChemistryLaws of chemical combinationEasyChemistryWhich law explains why pure zinc sulfide (ZnS) always has a fixed mass ratio of zinc to sulfur?Class 11Some Basic Concepts of ChemistryLaws of chemical combinationEasyChemistryIn every pure sample of Al₂O₃, the mass ratio of aluminium to oxygen is the same. Which law does this illustrate?Class 11Some Basic Concepts of ChemistryLaws of chemical combinationEasyChemistryThe total mass of three products is 90 g. If product A has a mass of 52 g and product B has a mass of 18 g, what is the mass of product C?Class 11Some Basic Concepts of ChemistryLaws of chemical combinationEasyChemistryIn a closed system, 13 g of reactant A and 27 g of reactant B form products. What is the total mass of the products?Class 11Some Basic Concepts of ChemistryLaws of chemical combinationEasyChemistryIn a reaction 48 grams of total reactants form 20 grams of solid product and a gas. What is the mass of the gas?Class 11Some Basic Concepts of ChemistryLaws of chemical combinationEasyChemistryIf 64 grams of product is formed and one reactant was 25 grams, what is the mass of the other reactant?Class 11Some Basic Concepts of ChemistryLaws of chemical combinationEasyChemistryIn a closed vessel, 32 g of reactant A and 18 g of reactant B react completely. What is the total mass of the products?Class 11Some Basic Concepts of ChemistryLaws of chemical combinationEasyChemistryWhat final check should be done in questions on these laws?Class 11Some Basic Concepts of ChemistryLaws of chemical combinationEasyChemistryWhich option contains a wrong conclusion?Class 11Some Basic Concepts of ChemistryLaws of chemical combinationEasyChemistryIf a question asks why gases combine in 2:1 volume ratio what should be the answer?Class 11Some Basic Concepts of ChemistryLaws of chemical combinationEasyChemistryIf a question asks why oxygen masses in (NO) and (NO_2) are in simple ratio what should be the answer?Class 11Some Basic Concepts of ChemistryLaws of chemical combinationEasyChemistryIf a question asks why the composition of a pure compound is always same what should be the answer?Class 11Some Basic Concepts of ChemistryLaws of chemical combinationEasyChemistryIf a question only asks why total mass did not change in a reaction what should be the answer?Class 11Some Basic Concepts of ChemistryLaws of chemical combinationEasyChemistryWhich option has all clues in correct order?Class 11Some Basic Concepts of ChemistryLaws of chemical combinationEasyChemistryWhich statement correctly explains the scope of the law of gaseous volumes?Class 11Some Basic Concepts of ChemistryLaws of chemical combinationEasy

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