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Entropy

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What is Entropy? Entropy is a scientific concept that is most commonly associated with a state of disorder, randomness, or uncertainty. First law of thermodynamics The first law of thermodynamics states that energy can neither be created nor destroyed, only altered in form. Second law of thermodynamics Kelvin & Planck statement "No (heat) engine whose working fluid undergoes a cycle can absorb heat from a single reservoir, deliver an equivalent amount of work, and deliver no other effect" Clausius statement "No machine whose working fluid undergoes a cycle can absorb heat from one system, reject heat to another system and produce no other effect" Both statements of the Second Law constrains  the First Law of Thermodynamics  by identifying that energy goes downhill. The Second Law is concerned with Entropy (S) which is produced by all processes and associated with the loss of ability to do work. The Second Law states that the entropy of the universe in...
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Chemistry series Part II (Mercury - A Torture Killer)

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  We all know the trends on cine industry, if a feel good movies or any particular genre done well on market then more feel good movies or particular genre movies will come until the trend goes off. Recent trending film genre is violent movies, villains will kill innocent people violently in different ways that's the old way of making this genre movies but now even way of film making changed - Hero started killing people's on villain gang, then the main villain violently and some times innocent people (don't know why).   Mercury is such a torture killer, it will not kill people instantly but people who exposing themselves to mercury poisoning on regular basis will die eventually but the suffering will be brutal. We are going to see such real life incident's. The most famous one is Dr Karen Wetterhahn's death Many peoples died due to mercury poisoning but professor Karen wetterhahn's death stuns research field because she was a chemist - her profession was inves...
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Science Teaching Tamil Movie songs

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After seeing the topic, people be like👇... Lets see.. Theeyae Theeyae song from Maatran Movie Yes,, the most ghajji song of the movie (Not in visuals but the lyrics are)... The lyricist described the feelings of an adolescence boy towards an adolescence girl where he used some engineering term also.. see it in below video See the video   அணு சிதைவில்லாமல் பெண்ணில் மின்சாரம்... Without Atomic reaction (அணு சிதைவு ) , electricity is not possible... Lets go to the main topic How Electricity works ??? Everything in universe is made from Atoms, including you! Different materials have different types of atoms. Atom  At the centre of an Atom is the Nucleus, this houses two particles known as the Neutron and Proton. The Neutron has no electrical charge but the Proton has a positive electrical charge. Surrounding the Nucleus are different layers of orbital shells which act like flight paths for another type of particle known as the electron. The elect...
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