Consider the synthesis of laughing gas, which you might have experienced at the dentist’s office: 2 N2 + O2 ↔ 2 N2O Kc = 2.0 * 10-13 a) Without doing any math, predict whether there will be more products or reactants at equilibrium. Explain your answer. b) If 0.0482 moles of nitrogen and 0.0933 moles of oxygen are introduced into a 1.0L flask, what will be the equilibrium concentrations of each of the three species? c) Without doing any real math – what is the sign of ∆Gº, and how do you know?

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Chapter1: Chemical Foundations
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Consider the synthesis of laughing gas, which you might have experienced at the dentist’s office:
2 N2 + O2 ↔ 2 N2O Kc = 2.0 * 10-13
a) Without doing any math, predict whether there will be more products or reactants at equilibrium. Explain your answer.
b) If 0.0482 moles of nitrogen and 0.0933 moles of oxygen are introduced into a 1.0L flask, what will be the equilibrium concentrations of each of the three species?
c) Without doing any real math – what is the sign of ∆Gº, and how do you know?

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