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chemistry vocab 1.1
chemistry vocabulary section 1.1
Question | Answer |
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chemistry | is the science that investigates and explains the structure and properties of matter |
matter | is anything that takes up space and has mass |
mass | is the measure of amount of matter that an object contains |
properties | characteristics and behavior of matter including the changes that matter undergoes |
scientific model | a thinking devise that helps you understand and explain macroscopic observation |
qualitative | what matter is made of |
quantitative | measurement of the building blocks of matter |
substance | matter with the same fixed composition and properties |
mixture | combination of two or more substances in which the basic identity of each substance is not changed |
physical change | a change in matter that does not involve a change in the identity of individual substances |
physical properties | characteristics that a sample of matter exhibits without any changes in it's identity |
alloys | solid solutions that contain different metals and sometimes nonmetallic substances |
solution | a homogeneous mixture that is the same throughout; made of a solvent and a solute |
solvent | the substance that dissolves the solute when making a solution |
solute | substance that is being dissolved in the solvent to make a solution |
aqueous solution | a solution in which the solvent is water |
element | the simplest form of matter; substancet that cannot be broken down into simpler forms and retain its properties. |
compound | a chemical combination of two or more different elements joined together in a fixed proportion |
formula | a combination of the chemical symbols that show which elements make up a compound and the number of atoms of each element |