Question

    Duetorustingtheweightofiron-

    A Decreases Correct Answer Incorrect Answer
    B Increases Correct Answer Incorrect Answer
    C Remains the same Correct Answer Incorrect Answer
    D Uncertain Correct Answer Incorrect Answer

    Solution

    Corrosion of a block of metal - IrontoIronOxide(rust),AluminumtoBauxite, CoopertoCupric-oxide,orotherwise -doesnot change the weight of the metal in the system.

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