Chemical Weathering Quick Check
1 of 41 of 4 Items
Question
Which substance combines with iron in the presence of water to form rust?(1 point)
Responses
oxygen
oxygen
carbon dioxide
carbon dioxide
acid
acid
nitrogen
oxygen
The substance that combines with iron in the presence of water to form rust is oxygen.
The substance that combines with iron in the presence of water to form rust is oxygen. To arrive at this answer, we can recall some basic knowledge about rusting and chemical weathering.
Rusting is a common example of chemical weathering, which occurs when iron reacts with oxygen in the presence of water. This reaction leads to the formation of iron oxide, commonly known as rust.
Therefore, the correct answer to the question is "oxygen".