human
What is the missing equation coefficient that belongs in front of oxygen (O2) in the combustion reaction for glucose, C6H12O6: C6H12O6(s) + ___ O2(g) → 6 CO2(g) + 6 H2O(g)?
gpt
6
Explanation: The balanced chemical equation requires 6 oxygen molecules (O2) to completely combust one molecule of glucose (C6H12O6), thus maintaining the conservation of mass.