Mr. Brower took powdered sulfur, iron powder, and liquid water all into a plastic bin. He waited a few seconds to see if anything would happen. He stirred the substances together and nothing really happened except that the sulfur floated, the iron powder sank, and the water turned a nasty gray color.a. Mr. Brower created a compound.b. Mr. Brower created a mixture by adding substances together that didn't react.c. Mr. Brower created a brand new pure substance never seen before by man!d. Mr. Brower caused a chemical reaction to take place.

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