Asked by Moof
When iron rusts and forms iron oxide, the iron oxide has more mass than the iron. Which statement correctly explains this observation?
Answers
Answered by
Anonymous
If you tried to copy and paste your choices, that does not work.
Without seeing them, the O2 from the air joins its mass to the iron mass to make iron oxide. That oxygen mass adds to the Fe mass.
Without seeing them, the O2 from the air joins its mass to the iron mass to make iron oxide. That oxygen mass adds to the Fe mass.
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