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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Find the derivative of f(x) = 5sin(2x)cos^2(x) - 3tan(x)sec^3(x) using differentiation rules.
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