A general reaction written as A + 2B → C + 2D is studied and yields the following data: [A]0[B]0Initial Δ[C]/Δt 0.150 M0.150 M8.00 × 10–3 mol/L·s 0.150 M0.300 M1.60 × 10–2 mol/L·s 0.300 M0.150 M3.20 × 10–2 mol/L·s What is the order of the reaction with respect to A?

At a particular temperature, N2O5 decomposes according to a first-order rate law with a half-life of 3.0 s. If the initial concentration of N2O5 is 1.0 × 1016 molecules/cm3, what will be the concentration in molecules/cm3 after 16.1 s?

Which of the following statements concerning equilibrium is not true?

Consider the following reaction:          2HF(g)  H2(g) + F2(g)          (K = 1.00 x 10–2)Given 1.00 mole of HF(g), 0.362 mole of H2(g), and 0.750 mole of F2(g) are mixed in a 5.00 L flask, determine the reaction quotient, Q.

Consider the reaction 2O3(g) → 3O2(g). The following mechanism is proposed:                    O3   O2 + O                    O3 + O → 2O2If we assume the second step of the mechanism is the rate determining step and the first step is a fast equilibrium step, which of the following rate laws is predicted by this mechanism?

Apply the law of mass action to determine the equilibrium expression for 2NO2Cl(aq)   2NO2(aq) + Cl2(aq).

The reaction 2A + 5B → products is second order in A and first order in B. What is the rate law for this reaction?

A first-order reaction is 40.0% complete at the end of 48.1 minutes. What is the value of the rate constant (in min–1)?

Carbon disulfide and chlorine react according to the following equation:CS2(g) + 3Cl2(g)    S2Cl2(g) + CCl4(g)When 2.14 mol of CS2 and 5.85 mol of Cl2 are placed in a 2.00-L container and allowed to come to equilibrium, the mixture is found to contain 0.620 mol of CCl4. How many moles of Cl2 are present at equilibrium?

The following data were collected for the decay of HO2 radicals: Time [HO2] Time [HO2] 0 s 1.0 × 1011 molec/cm3 14 s 1.25 × 1010 molec/cm3 2 s 5.0 × 1010 molec/cm3 30 s 6.225 × 109 molec/cm3 6 s 2.5 × 1010 molec/cm3 Which of the following best describes the reaction?