Chemistry · Explorer

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Rusting and oxygenRunning
Electron transfer cell. Oxygen consumed at 18.4 mol. Iron converted 1370.8 g, Survey figure 596 g. Currently iron converted is over by 774.8 g.TUNINGIRON CONVERTEDSURVEY FIGURE18.4 MOLELECTRON FLOW
t = 0.0s

Iron converted

1370.8g

Survey figure

596g

18.4 mol

Electron transfer cell. Oxygen consumed at 18.4 mol. Iron converted 1370.8 g, Survey figure 596 g. Currently iron converted is over by 774.8 g.

What has to balance4Fe+3O2→2Fe2O34\text{Fe} + 3\text{O}_2 \rightarrow 2\text{Fe}_2\text{O}_3

What is happening

You are called to a bridge inspector estimating iron lost to a season of rust.

The oxygen figure in the report cannot be right. Every mole consumed accounts for 74.5 g of iron converted, and the survey logs 596 g converted.