PPT-History and Thermodynamics of Electrolysis

Mogens B Mogensen Technical University of Denmark DTU Risø Campus DK4000 Roskilde Denmark momodtudk 2 nd Joint European Summer School on Fuel Cell and Hydrogen Technology Crete September . 7. understand that the . first . process for manufacturing alkali from salt and limestone using coal . as . a fuel caused pollution by releasing large volumes of an acid gas (hydrogen chloride) . and creating . Pg. 658 - 660. Let’s talk about the lab…. In lab the reactions were spontaneous!. The solutions were arranged so that the electrons would move through the wires. Voltaic cells involving spontaneous reactions are typically used to run motors and perform other useful work. Putting electrical energy in to force the . nonspontaneous. change. electrolysis. Opposite process to electrochemical (voltaic) cells. Electrical energy is put into the reaction. The . nonspontaneous. Medical Laser. What is Laser Hair Removal?. It’s a method of permanent hair reduction.. It can be done on any area of the body.. It works best on hair that is brown or black. . Electrolysis. is an option for white, gray, or very blond hair.. Mr. Chapman. Electrolysis. Think of . electrolysis. . and . electrolytic cells. as the . opposite . of . electrochemical cells. .. In . electrochemical cells. , a spontaneous REDOX reaction . is used to create . Electrolytic Cells. :. When a non-spontaneous . redox. reaction is made to occur by putting electrical energy into the system.. The battery (energy source) acts as a “pump” pushing electrons into the cathode and removing electrons from the anode.. Explain the process of electrolysis and its uses. Electrolysis. A process where electrical energy is transformed into chemical energy. It is not . spontaneous, electrical . energy must be supplied for a . Electrolytic Cells. REVERSE spontaneous reactions through the input of . electricity . A non spontaneous reaction that is forced to occur with the input . of energy . Electrolysis of Water. in acidic solution . Electrolysis. . is the process of converting . electrical. . energy into . chemical. . energy.. Voltaic. cells . produce. electrical energy and . are viewed as. . exothermic. reactions.. Electrolytic. C3 Review PowerPoint Presentation. Qualitative Analysis is where you find out what type of substance you have present.. Quantitative Analysis is when you deduce the amount of unknown sample you have.. The Basics. The brief definition of Thermodynamics is . the science concerned with the relations between heat and mechanical energy or work, and the conversion of one into the other: modern thermodynamics deals with the properties of systems for the description of which temperature is a necessary coordinate. Hair overview. Hair is an appendage of the skin that is slender, thread like out-growth of the skin and scalp.. Terminal hairs are the heavier concentration of hair found on the head, under the arms, on and around the genitals and on the arms and legs.. Thursday, 10 September 2020. Do Now: . How many words can you make out of the letters in…. Electrolysis . Too easy? … only make science words! . Spec. 5.4.3.1 – 5.4.3.2 . PROGRESS INDICATORS. Monday, 05 October 2020. CHAPTER 5: CHEMICAL CHANGES. Do Now: . These are the answers… what could the questions be?. Electrolysis. Anode. Cation. Electrolyte. Electrode. Spec 5.4.3.4. PROGRESS INDICATORS.