A reaction occurs via the following sequence of elementary steps. What is the reaction intermediate? 1st step: A + 2B → 2C 2nd step: 2C → D

The rate constant for the first-order decomposition of N2O is 3.40 s-1. What is the half-life of the decomposition?

Write a balanced reaction for which the following rate relationships are TRUE.             Rate =  =  = –  

In a reaction mixture containing only reactants, what is the value of Q?

A graph of 1/[A] vs. t gives a straight line. What are the units of k for this system?

Determine the equilibrium constant for the following reaction at 298 K.             N2(g) + O2(g) → 2 NO(g)     ΔG° = 173.3 kJ

Place the following in order of increasing entropy at 298 K.

What data should be plotted to show that experimental concentration data fit a second-order reaction? 

A reaction is followed and found to have a rate constant of 3.36 × 104 M-1s-1 at 344 K and a rate constant of 7.69 M-1s-1 at 219 K. Determine the activation energy for this reaction.

Above what temperature does the following reaction become nonspontaneous? FeO(s) + CO(g) → CO2(g) + Fe(s)      ΔH = -11.0 kJ ΔS = -17.4 J/K