MEDIUMMCQ SINGLEJEE Advanced ChemistryPhysical ChemistryMole _ Equivalent ConceptAtomic Theory
Assertion :Pure water obtained from different states of India always contains hydrogen and oxygen in the ratio of 1 : 8 by mass. Reason: Total mass of reactants and products during chemical change is always the same.
A.If both assertion and reason are correct and reason
B.If both assertion and reason are true but reason is✓ Correct
C.If assertion is true but reason is false.
D.If reason is true but assertion is false.
Explanation
Pure water obtained from different states of India contains hydrogen and oxygen in the ratio of 1:8 by mass. It defines the law of definite composition. Total mass of reactants and products during chemical change 29 MOLE & EQUIVALENT CONCEPT is always the same. It justifies the law of conversation of mass. Atomic and Molecular Masses
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