2 Answers

Piepera · Answer 1 · 2017-12-28T18:28:22+0000

The answering would be heating
Heating a mixture of iron filings and sulfur will make the iron and sulfur atoms combine chemically.

Jonathan Irwin · Answer 2 · 2018-01-01T16:49:13+0000

Iron sulfide is a mixture of iron filings and sulfur will make the iron and sulfur atoms combine chemically.

Hope this helps :)

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