The isomerization of methylisonitrile to acetonitrile CH3NC(g) → CH3CN(g)is first order in CH3NC. The rate constant for the reaction is 6.99 × 10-4 s-1 at 503 K. The of the reaction when the initial is 0.030 M is ________ s.

Consider the following reaction, equilibrium concentrations, and equilibrium constant at a particular temperature. Determine the equilibrium concentration of H2O(g). C2H4(g) + H2O(g) ⇌ C2H5OH(g) Kc = 9.0 × 103 eq = 1.69 M eq = 0.015 M  

Calculate the pOH of a solution that contains 4.8 × 10-6 M OH⁻ at 25°C.

The equilibrium constant is given for one of the reactions below. Determine the value of the missing equilibrium constant. H2(g) + Br2(g) ⇌ 2 HBr(g) Kc = 3.8 × 104 2 HBr(g) ⇌ H2(g) + Br2(g) Kc = ?  

A rate is equal to 0.0200 M/s. If = 0.100 M and rate = k02, what is the new rate if the concentration of is increased to 0.400 M?

What vaccine is more stable in its vial/tube, once thawed? Pfizer/Moderna or J&J one?

What eukaryotic pathogen can be transmitted through dogs?

Multiple Choice Questions (1 point each)

An impervious response

A disconfirming response says that