Consider the 4– ion. Determine which responses are true statements. I. The oxidation number of Co is –2.II. The coordination number of cobalt is 6.III. It is paramagnetic.IV. It is a low-spin complex.

Use the tabulated half-cell reduction potentials to calculate the equilibrium constant, K, for the following balanced redox reaction at 25°C.                                             2 Al(s) + 3 Mg2+(aq) → 2 Al3+(aq) + 3 Mg(s)

A solution containing CaCl2 is mixed with a solution of Li2C2O4 to form a solution that is 2.1 × 10-5 M in calcium ion and 4.75 × 10-5 M in oxalate ion.  What will happen once these solutions are mixed?  Ksp (CaC2O4) = 2.3 × 10-9

When standing from a sitting position, list two compensations and explain what he is compensating for.  Your answer should include the phase (according to Schenkman) in which you see the compensation and a specific description of the compensation.  

Using PNF, describe 5 exercises that would improve ankle dorsiflexion muscle strength.   

Please explain the meaning of this imagine. 

Question 8 (18 pts). Give a curved arrow pushing mechanism for the following two reaction. 1) Add non-bonding electrons to the line-angle structures as required. 2) Indicate the Lewis acid/Lewis base (LA, LB) at each INTERMOLECULAR step as appropriate, and whether they are also Brønsted acids/bases (LA/BA, LB,BB) 3) YOU DO NOT HAVE TO DRAW RESONANCE CONTRIBUTORS for intermediates 4) Show where ALL protons come form and go to, no abbreviated +H+/-H+ notation

Adults with hypertension whose blood pressure is under control is a goal of which of the following?  

According to the John Hopkins Hierarchy of Evidence, which of the following is the strongest body of evidence?        

Any time a patient moves from one setting (home or facility or unit) to another, the risk for an adverse event is raised, especially when caring for older adults and/or the medically complex patient. What is the most common reason for the adverse event?