What is the job of the electrodes found at tip of EP catheters?

43 g O2 reacts with 75.0 g H2S by the reaction 8H2S + 4O2 –> 8H2O + S8. What is the limiting reagent (limiting reactant)? 

Tetrology of Fallot has the following characteristics:

What is a result when diastolic filling period is insufficient to fill the ventricle with blood and pressure builds up in the left atrium?

Periodic Table: periodic table for tests.pdf   Formulas and Constants: 2045 most of the equations.pdf   Solubility and oxidation number rules:  solubility and oxidation numbers.pdf  

Where is a loop recorder implanted?

What is the oxidizing agent in MnO2 + FeCl3 –> FeCl3- + MnO2+?

Oxidation number rules are included with this quiz (where the periodic table and formula sheet are). Select the oxidation number of the specified atom in each molecule: Br in Br2 Al in Al(OH)4- Pd in Pd(NH3)42+

How many sheaths are inserted for EP studies in femoral vein via Seldinger technique?

How many electrodes can be found on EP electrode catheters?