Consider the rolling reaction: 2 Mg + O2 -> 2 MgO If 4.0 moles of Mg react withi

Question

Consider the rolling reaction: 2 Mg + O2 -> 2 MgO If 4.0 moles of Mg react within 2.0 moles of O2, which one of the following statements is correct?
A) O2 is the limiting reactant B) 2.0 moles of Mg will be left over C) 4.0 moles of MgO will be formed D) Both Mg and O2 will be left over Consider the rolling reaction: 2 Mg + O2 -> 2 MgO If 4.0 moles of Mg react within 2.0 moles of O2, which one of the following statements is correct?
A) O2 is the limiting reactant B) 2.0 moles of Mg will be left over C) 4.0 moles of MgO will be formed D) Both Mg and O2 will be left over If 4.0 moles of Mg react within 2.0 moles of O2, which one of the following statements is correct?
A) O2 is the limiting reactant B) 2.0 moles of Mg will be left over C) 4.0 moles of MgO will be formed D) Both Mg and O2 will be left over

Explanation / Answer

C) 4.0 moles of MgO will be formed

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