Assertion: Following is a balanced chemical equation for the action of steam on iron
3Fe + 4H2O ------- Fe3O4 + 4H2.
Reason : The law of conservation of mass holds good for a chemical equation.
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both assertion and reason is true reason is correct explanation of assertion
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Assertion :
3Fe + 4H₂O → Fe₃O₄ + 4H₂
Assertion is true.
Reason :
Reason is given that the law of conservation of mass holds good for a chemical equation.
Total mass of reactant = Total mass of product
3Fe + 4H₂O → Fe₃O₄ + 4H₂
3×56 4×18 3×56+4×16 4×2
168 72 168+64 8
240 = 240
Reason is true.
Assertion and reason both are true and also reason given is correct explanation of assertion.
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