substances that allow a current to pass ("go") between electrodes in a solution‚ when an electric field is applied. It is from Greek ιον‚ meaning "going." The word ion also is responsible for electrical current being symbolized by the letter i in chemistry and physics. An anion (pronounced /ˈæn.aɪ.ən/ AN-eye-ən)‚ from the Greek word ἄνω (ánō)‚ meaning "up"‚ is an ion with more electrons than protons‚ giving it a net negative charge (since electrons are negatively charged and protons are positively
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Importance of library in our life Libraries are only next in importance to schools‚ colleges and universities as means of educating the public. A library is a store-house of books-books of all kinds and on all subjects under the sun. A good modern library usually subscribes to practically all the important newspapers and periodicals. Books‚ newspapers and periodicals are the main features of a library and they represent the endeavours‚ achievements and glory of writers‚ statesmen‚ scientists‚ philosophers
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Nuclear Chemistry: The Good vs. the Ugly The definition for nuclear chemistry is the application of chemical techniques to the solution of problems in nuclear physics. This includes the discovery of naturally occurring and synthetic radioactive elements and the results of nuclear fission. There are both pros and cons in nuclear chemistry. People believe that nuclear chemistry is bad for the environment but there are a lot of great things that can come out of this. Things like medical uses‚ food
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Studying Chemistry at UCL UNDERSTANDING THE PAST CHALLENGING THE PRESENT SHAPING THE FUTURE Why UCL‚ why UCL Chemistry‚ why London? Course Structure What you’ll do; timetable; assessment From being taught to deep learning Opportunities Why UCL? UNDERSTANDING THE PAST CHALLENGING THE PRESENT SHAPING THE FUTURE History Oldest university (1826) outside Oxbridge in England First inclusive UK university Founded on principle of educating anyone who would benefit Non-CofE‚ women
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Materials in Our Daily Life : 95 : 21 Materials in Our Daily Life The basic aim of science is not only to study and understand natural phenomena but also to use this knowledge to make our lives more comfortable. Science and technology have enabled us to develop more economical and convenient methods to recover useful materials from nature and to put them to various uses. Chemistry has enabled us to synthesize new materials which have desired properties‚ thus‚ making them even better than natural
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Mr. Johnson Honors Biology Unit 3: Chemistry of Life Study Guide 1) What are the major components of an atom? Proton‚ Electron and Neutron 2) Which Subatomic particle is most important to biological systems? The most important subatomic particle to biological systems is 3) Be able to indentify various Chemicals bonds. 4) How does polarity of water make it an excellent solvent? The polarity of water is caused by the electro negativity of the oxygen atom‚ so electron density is
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CHAPTER # 1 Q.DEFINE CHEMISTRY. A. Chemistry‚ a branch of physical science‚ is the study of the composition‚ properties and behavior of matter. Chemistry is concerned with atoms and their interactions with other atoms‚ and particularly with the properties of chemical bonds. Chemistry is also concerned with the interactions between atoms and various forms of energy Q.DEFINE THE BRANCHES OF CHEMISTRY. * Physical chemistry is the study of macroscopic‚ atomic‚ subatomic‚ and particulate phenomena
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1.1 Applications of Information Technology in Our Daily Life IT in Education Driving force in educational reform Students have many opportunities to learn the basic computer skills to facilitate their learning. Multimedia learning centre (MMLC) in secondary school Classroom with a projector 1.1 Applications of Information Technology in Our Daily Life IT at Home Smart home technology Allows people to control household and other domestic appliances over the Internet
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of Family in Our Life Family is placed in the centre and top of priority of our life. Family will take care of our well-being‚ acts as our role model‚ and they helps develop our values and identity. Through family‚ children can be taught moral values‚ cultural heritage and the spiritual. (Uhler‚ 2012). As a family‚ there is a responsibility to take care of family members’ well-being. Parents should ensure that their child feel homey‚ get well and ease their burden in their usual life. No matter what
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Music is part of our lives whether we realize it or not‚ whether we actively participate in it or not‚ whether we appreciate its power or not. This is‚ in fact‚ the real power of music ? that it can affect us whether we are aware of it or not. We need only think of the music heard on the soundtrack of most movies. We may be aware of the action and the dialogue‚ the scenery‚ costumes and special effects‚ yet music is supporting it all and guiding the emotional context. In the best films‚ music is
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