Zinc sulfide decomposes at temperatures greater than 400C in air and/or in oxidizing atmospheres. Zinc sulfide produces zinc and sulfur fumes at temperatures greater than 900C in inert atmospheres.
8ZnS\longrightarrow8Zn+S_8
Decomposition reaction
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Math Question: "Expand and simplify: 3(x + 2) - 2(3x - 5) using the distributive property."