In the chemical formula for aluminum oxide, what would be the subscript for aluminum? Group of answer choices

A. 2

B. 3

C. -2

D. -3

The answer is A because it will cross over the negative charge and become a positive which is 2

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Answerit curves up and levels out.explanationwe assume that the container contains absolutely no ammonia to begin with as it states that "nitrogen gas and hydrogen gas" react to "produce ammonia."at dynamic equilibrium, the product and reactant concentrations are equal.this means that, starting from a concentration of zero, [nh₃] must curve "up" from zero and then level out to a constant concentration.