... of acids and bases that we use today. According to Lewis, acids are electron pair acceptors and bases are electron pair donors. Any chemical reaction that can be represented as a simple exchange of valence electron pair to break and form bonds is therefore an acid-base reaction. What do ... you think is worse for you an acid or base? Consider orange juice is an acid and drain cleaner is a base. Acid-base chemistry is important to us on a practical level as well, outside of laboratory chemical reactions. Our bodily functions, ranging from the microscopic transport of ... ions across ner...

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• Grade Level: High School

... or more elements bounded together, so that they cannot be separated by physical means. Compounds are held together by ionic or covalent bounds. Be able to distinguish among proton, neutron, electron based on mass and charge properties. Be able to explain what an ion is and why one might result. Ion is and why one might result: When an atom loses ... a composite particle, belongs to the baryon group. Neutrons have about the same mass as protons but no electric charge, contribute to the mass of atoms but do not affect their chemistry. Electron Based on mass and charge properties...

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• Grade Level: High School

... nearly 30 distinct proteins. The equation for photosynthesis is simple written as : 6CO2 + 12H2O + Light Energy _____> C6H12O6 + 6O2 + 6H2O. (2) Many of the proteins that are required for light energy and electron transfer reactions of photosynthesis are located in membranes. The photosynthetic process in plants and algae occurs in small organelles known as chloroplasts that are located inside the cell ... . Electron transport consists of a series of individual electron transfer steps from one electron carrier to another. I guess sunlight plays a much larger role in our lives than just t...

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... been some chemical reactions taking place on Europa, which Kevin Hand and Max Bernstein believe is the simultaneous production of electron donors and electron acceptors. All humans and animals on Earth combine our electron donor, which is reduced carbon, with oxygen, which is our electron acceptor. Kevin has been working on finding ways that these reactions could be produced on Europa with the limited ... ...

• Word Count: 508
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• Grade Level: Undergraduate

... cannot maintain the best quality of life without consuming hazardous, toxic, and depleting substances. This myth has been persistent but unrealistic. Today, Innovative Chemical Engineers and Brilliant Green Chemistry followers are defying this ancient myth of trade-off and quid pro quo - by appropriately designing their chemical reactions, and selecting non-hazardous alternative to otherwise toxic reagents. ... to be that "an idea". Until 1908, when the American Institution of Chemical Engineers was formed. Since then, chemical engineers have been applying the principles of chemistry, bi...

• Word Count: 613
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• Grade Level: Undergraduate

... the physical changes that we know as "aging" can be traced to accumulated damage caused by compounds called free radicals. (Dolby) Free radicals are electrically charged molecules with an unpaired electron capable of attaching to healthy cells in the body, causing them to lose their structure and function. (Dossey 427) What can be done to stop the damage to cells caused ... ...

• Word Count: 956
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• Has Bibliography
• Grade Level: High School

... yielded a total of 12 isotopes. Only one is stable, and that would be Scandium 45, the other eleven decay by emitting a positron and becoming another element or by emitting an electron and becoming another isotope. Most of the uses and applications of Scandium are minor and yearly consumption is in the tens of kilograms range. The lack of viable source and ... ...

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... : 3300K Heath of Fusion: 7.140 kJ/N Heat of Vaproization: 273.0 kJ/N Energies 1st Ionization: 529.6 kJ/N 2nd Ionization: 1035 kJ/N 3rd Ionization: 2130 kJ/N Heat Atomization: 328 kJ/N Electonegitivity: 1.14 Electron Affinity: 50 kJ/N Specific Heat: 0.19 J/gk Oxidation and Electrons Shells: 2" 18,22" 2 Electronic Configuration: (Xe) 4f(4)5S(2)5P(6)6S(2) Minimum Oxidation #: 0 Maximum Oxidation #: 3 Minimum Common Oxidation #: 0 Maximum Common Oxidation ... ...

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• Grade Level: High School

Objective The objective is to convert a regular penny into a gold penny using alchemy. Introduction Alchemy is the medieval forerunner of chemistry, based on the supposed transformation of matter. For example, alchemists convinced people that they could turn cheap metals into gold by doing certain chemical reactions. However, the people would soon ... ...

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• Grade Level: High School

... is due to volcanic eruptions. Analysis of the El Chichon volcanic eruption in 1983 found ozone destruction in areas of higher aerosol concentration (Hofmann and Solomon, "Ozone Destruction through Heterogeneous Chemistry Following the Eruption of El Chichon"). They deduced that the "aerosol particles act as a base for multiphase reactions leading to ozone loss."9 Chlorine and bromine cooperates with stratospheric particles such ... ...

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• Grade Level: High School

... my mind was creating an image of the rock that looked like what I believed it was, a fish. A second example of believing is seeing comes from the fields of physics and chemistry. The current theory for the structure and makeup of matter is that it consists of millions of different positively and negatively charged particles that are attracted to each other because ... ...

• Word Count: 993
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• Grade Level: High School

Car accidents can prove to be fatal. However, with the proper safety measures, fatality can be avoided. Seatbelts can save your life, as well as airbags. An airbag is a big that undergoes a chemical reaction to burst out and causes a stop in motion, pillowing you into it. Airbags are complex, and a necessity to life. When two or more cars collide, force is exerted. This force is measured in an electronic sensor in the tunnel of the car. If the car decelerates at more than twenty-eight kilometers per hour, then the ignitor will trigger the gas generator, which will start a chemical reaction in ...

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• Grade Level: High School

... and pressure of which the reaction is happening and determine how fast it is going. Meteorology is the study of air movement in the atmosphere. This helps us understand the chemistry in the stratosphere as it tells us what is likely to be found there and what height the ozone is found at. It also allows us to make predictions. In ... ...

• Word Count: 1186
• Approx Pages: 5
• Has Bibliography
• Grade Level: High School