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Intro to Chemistry
| Term | Definition |
|---|---|
| What is the study of carbon compounds? | Organic chemistry |
| What is the study of substances that don't contain carbon? | Inorganic Chemistry |
| What is the study of chemistry in living things? | Biochemistry |
| What is the study of chemistry, physics, and math? | Physical Chemistry |
| What is the study of using chemistry to determine the makeup of something? | Analytical Chemistry |
| What is the study of developing new materials and problem solving through chemistry? | Chemical engineering |
| In an experiment, what is the variable that is changed? | Independent |
| In an experiment, what is the variable that gets affected? | Dependent |
| In an experiment, what are the variables that needs to be kept the same? | Controlled |
| What is the term for a predicted outcome? | Hypothesis |
| Describe the data: a bright blue solid formed | Qualitative data |
| Describe the data: the mass of the solid is 25 g | Quantitative |
| how close an experimental value is to the accepted value | Accuracy |
| how close experimental values are to each other | Precision |
| What is mass | amount of matter |
| what is length | distance |
| what is volume | amount of space something takes up |
| what is the term for somethings mass over volume | density |
| what is the measure of the average kinetic energy | temperature |
| what is the term for energy that flows because of a temperature difference | heat |
| what is the unit of measurement for the number of particles in a substance | Moles |
| what is the unit for heat | joule |
| what is the unit of temperature | Celsius |
| What is the unit of density | g/mL or g/cm^3 |
| units of volume | Liter of milliliter |
| units of length | meter, kilometer, centimeter, millimeter |
| units of mass | grams, milligrams, and kilograms |
| Instrument to measure mass | balance |
| Instrument to measure length | metric ruler |
| Instrument to measure volume | graduated cylinder |
| Instrument to measure density | balance+graduatedcylinder |
| Instrument to measure temperature | thermometer |
| Instrument to measure heat | calorimeter |
| Best unit to measure the length of a pencil | centimeters |
| Best unit to measure the amount of heat produced from a hot pack | joule |
| Best unit to measure the number of atoms in a grain of sand | mole |
| Best unit to measure the mass of brick | kilogram |
| Best unit to measure the temperature of ice water | celsius |
| Best unit to measure the volume of a gasoline can | liter |
| Best unit to measure the mass of a vitamin C tablet | milligram |
| Best unit to measure the distance from Leander to Austin | kilometer |
| Best unit to measure the density of oil | g/mL |
| Matter is anything that has _______ and ______ | mass and volume |
| what is intensive property | does not depend on sample size |
| what is extensive property | depends on sample size |
| Example of intensive property | temperature |
| Example of extensive property | mass |
| What is term for the no change in what the substance is made of | physical |
| what is the term for the formation of a new substances with a different chemical composition? | chemical |
| Example of physical change | evaporation |
| example of chemical change | digestion |
| Is glass breaking physical or chemical | physical |
| Is photosynthesis physical or chemical | chemical |
| Is flammability of gasoline physical or chemical | chemical |
| Is dry ice subliming physical or chemical | physical |
| Is density physical or chemical | physical |
| Is oxidation physical or chemical | chemical |
| Is baking soda neutralizing acid physical or chemical | chemical |
| Is wax melting physical or chemical | physical |
| Pure substances contain of ___________ type of matter | one |
| What is the simplest form of matter and is on the periodic table | element |
| what is the term for 2 or more elements chemically bonded | Compound |
| List 4 things that indicate a chemical reaction | color change, temp. change, precipitate, odor change |
| What is the term for a substance that has a uniform chemical comp is is made up of more than one type of matter | Homogenous |
| What is the term for a substance that has a changing chemical comp is is made up of more than one type of matter | Heterogenous |
| Example of HeM ( Heterogenous mixture) | Chocolate chip cookie |
| Example of HoM (homogenous matter) | Butter |
| What are 3 methods of separating a mixture | filtering, distillation, and chromatography |
| Classify as an element, compound, HeM, or HoM: glucose | compound |
| Classify as an element, compound, HeM, or HoM: hot fudge sundae | HeM |
| Classify as an element, compound, HeM, or HoM: glass | HoM |
| Classify as an element, compound, HeM, or HoM: iron | element |
| Classify as an element, compound, HeM, or HoM: calcium | element |
| Classify as an element, compound, HeM, or HoM: calcium carbonate | compound |
| Classify as an element, compound, HeM, or HoM: butter | HoM |
| Classify as an element, compound, HeM, or HoM: trail mix | HeM |
| What is the energy that is stored in the nucleus of an atom | Nuclear |
| what is the energy that is the movement of electrons through a conductor | ELectrical |
| what is the energy that is radio waves, microwaves, infrared, visible, ultraviolet, x-rays, and gamma rays | Electromagnetic |
| What type of energy is in heat | Thermal |
| What type of energy is in movement | Mechanical |
| What type of energy is stored in the bonds between atoms and molecules | Chemical |
Created by:
Peachie_77
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