Carbonic acid, H2CO3 , is a weak diprotic acid with two Ka values. Ka1 = 4.3 x 10-7; Ka2 = 4.7 x 10-11. What is the Kb value of CO32-?

he conjugate base of the bicarbonate ion, HCO3-, is __________.

Which of the following is the correct dissociation reaction of (CH3)2NH?

True or False? Answer the following questions based on the reaction energy diagram below. [boolean7] The forward reaction has a greater rate constant than the reverse reaction. [boolean8] The reaction in the forward direction is an exothermic reaction.

True or False? At 1000 0C, the equilibrium constant for the following reaction, K = 9.8 x 108. CH4 (g)   +   H2O (g)   

Fill in the blanks based on the following reaction energy diagram of a multi-step reaction mechanism. In this reaction mechanism, there are [num1] (how many? Fill in the blank with a number) transition states; [num2] (how many? Fill in the blank with a number) reaction intermediates. [step] (step 1, step 2 or step 3?) is the rate determining step.

The equilibrium constant for the reaction 2 COF2 (g)

The reaction below is allowed to reach equilibrium (eq. #1).  O2 (g)   +   N2 (g)   

In the reaction energy diagram below, the forward activation energy is represented by _________.

A patient with a complete T12 paraplegia is receiving initial ambulation training. The patient has received bilateral knee-ankle-foot orthoses and is being trained with axillary crutches. A reciprocal gait pattern is problematic for the patient. Which of the following represent the BEST INITIAL gait pattern to teach the patient? (Slide 52)