[OH-] = 1.0 x 10-4.  What is the concentration of [H+]?

A sample of gas occupies 15.0 liters at a pressure of 2.00 atm and a temperature of 300 K.  If the pressure is lowered to 1.00 atm and the temperature is raised to 400 K, the volume of the gas sample would be:

Given the reaction: 2 KClO3(s)  –>  2 KCl(s)  +  3 O2(g) What is the total number of moles of potassium chlorate needed to produce 6.0 moles of O2?  

How many electrons are located in the third energy level for sulfur?

Please balance the following reaction:  N2  +  H2 

Determine the number of moles of gas contained in a 1.25 L container at 25 degrees Celsius and 1.05 atm of pressure.

Given the reaction: Na  +  2 H2O  –>  2 NaOH  +  H2 What is the total number of moles of hydrogen gas produced when 4.9 moles of sodium reacts completely?

A physical therapist is evaluating grip and pinch strength during an evaluation with a patient with wrist pain.  The therapist instructs the patient to perform the grip/pinch assessment shown in the image below.  Which of the following measurements it the therapist most likely assessing?    

A physical therapist is performing the special test shown in the image below.  Which of the following conditions is the therapist most likely evaluating?    

A physical therapist is evaluating a 60 y/o male presenting with complaints of wrist and hand region pain.  The patient reports the pain has been a gradual onset over the past 6 months and he notices the symptoms after working as an engineer at a petroleum refinery.  On examination, the therapist notes tenderness to palpation of the anatomical snuff box region and weakness of grip on the radial side of the hand.  Thumb extension and abduction PROM is painful.  Based on this information, which of the following is the most likely diagnosis?