andrea83b andrea83b

09-12-2020
Chemistry

contestada

A 3.5 kg iron shovel is left outside through the winter. The shovel, now orange with rust, is rediscovered in the spring. Its mass is 3.7 kg. How much oxygen combined with the iron?

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rhhrg12 rhhrg12

09-12-2020

Answer:

a

Explanation:

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