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| the scientific study of matter, the principal and chemical changes affecting matter and the energy changes that accompany those processes |
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| scientists who studey matter, its properties and changes |
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| the study of chemical reaction , such as growth, reproducrion and respoiration, that occur within a living organism |
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Scale of pH Balance
.5 ----- Muratic Acid (Most Acidic)
2 ----- Lemon
4 ----- Peroxide
4.5 ----- Skin
5.5 ----- Skin
6 ----- Urine
6.5 ----- Saliva
7 ----- Water
6.5/7.5 --Shampoo
7.5 ----- Blood
11.5 ----- Chemical Depilatory
14 ----- Lye (Most Alkaline) |
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| deals with all matter that is now living or was alive at one time. This is the stufey of matter containing carbon which is present in all plants and animals |
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| Deals with matter that was never living and does not contain carbon |
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| anything that occupies space |
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| Mattter with definite Weight, Volume & Shape |
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| Matter with definite Weight and Volume but no Shape |
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| Matter with definite Weight, but indefinite Volume and Shape |
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| a change in the physical form of a substance without creating a new substance possessing a distinct material composition (water to ice) |
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| a change in a substance that creates a new substance with different material characteristics from those of the original substance |
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| The process of a solid or gas changing states without becoming a liquid |
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| The ability to do work to accomplish some change |
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| Basic units of matter that cannot be broken down into simpler substances by any chemical reaction |
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| The unifying concept used to organize elements and their similarities |
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| The number shown in the Periodic Table with each element and indicates how many protons are in a simple atom of the element |
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| The smallest complete unit of an element |
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| Have a positive electrical charge and identify the atom |
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| Have no electrical charge |
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| Have a negaive electrical charge |
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| Dense core at the center of an atom formed by tightly packed together protons and neutrons (control center) |
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| Electron in the outermost orbit that is easily moved from its orbit. if another atom has a shortage of electrons, the free electron will attempt to move tot he other atom |
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| smallest particle of a compound |
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When the atoms that combing are different, they create compounds created by chemically uniting two different elements
Ex: water (H2O) and hydrogen Peroxide (H2O2) |
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| A substance loses an electron and oxygen is acquired |
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A substance gains an electron and oxygen is released
(release of oxygen to the skin) |
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| When positive and negaive ions join, they are held together by an ionic bond |
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| If no trading is taking place and the atoms are sharing the electrons, they are held together by covalent bonds. |
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| Forces that hold atoms together in compounds |
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| Branches of science that deals with the chemicals related to life processes and their reactions within the body |
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| Helps the body to construct and renew itself |
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| Used by the body to store energy and play a key role in metabolism |
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| Components that fill the intercellular spaces in the skin also called intercellular element |
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Materials that dissolve and breakdown large molecules into smaller ones
Ex: papain |
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| Compounds conisisting of carben, oxygen, hydrogen, and nitrogen that join togehter in chains to form protein |
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| A bond unifying two amino acid groups |
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| Thousands of amino acids connected lenght-wise to form a chain |
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| Basic building block molecules that connect with each other to form larger, more complex compounds |
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| Groups of monomers that bond together |
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| A simple uint of carbohydrate |
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| A single saccharide, a simpleu sugar, such as glucose |
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| Two saccharides linked together, such as sucurose (table sugar) |
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| Mny saccharides linked to form larger, more complex molecules, such as starch |
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