Visual Thing Approach: Presence or Absence of Oxygen Directions: Analyze the situation based on the illustration and its description. whether the change is because of the presence of oxygen or absence of oxygen. Write your answer on the space provided.
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Rust is an iron oxide, a usually reddish-brown oxide formed by the reaction of iron and oxygen in the catalytic presence of water or air moisture. ... Other forms of rust include the result of reactions between iron and chloride in an environment deprived of oxygen.