2 Mg + O2 → 2 MgO

What *mass* (g) of MgO can be created from 4.3 g of O2 and excess Mg? Enter the value only - no units.

What *mass* (g) of MgO can be created from 4.3 g of O2 and excess Mg? Enter the value only - no units.

Calculate the mass of MgO formed from 4.3g of O2 in a reaction with excess magnesium. This stoichiometry problem involves concepts of molecular mass, chemical reactions, and the law of conservation of mass. Suitable for students in Grades 9-12.

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