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Science vocabulary

Exploring Creation w/ Chemistry - vocabulary (R - S)

TermDefinition
Reactants The substances found on the left side of a chemical equation
Reaction rate The rate of change of a product in a chemical reaction
Reduction The process by which an atom gain electrons
Rods The cells on the eye's retina that detects low levels of light
Rutherford model A model that said the atom is made up of a dense, positively charged nucleus with electrons orbiting the nucleus in circles
Saturated solution A solution in which the maximum amount of solute has been dissolved
Scientific law A description of the natural world that has been confirmed by an enormous amount of data
Significant figure A digit in a measurement that is either non-zero, a zero that is between two significant figures, or a zero at the end of the number and to the right of the decimal
Slug The English unit of mass
Solubility The maximum amount of solute that can dissolve in a given amount of solvent
Solute The substance being dissolved in order to make a solution
Solution The result of one or more solutes being dissolved in a solvent
Specific heat the amount of heat necessary to raise the temperature of 1 gram of a substance by one degree Celsius
Spectrometer A device that analyzes light emitted or absorbed by a substance
Spectroscopy The process by which individual wavelengths of light emitted by a substance are analyzed. this process can be used to identify the elements in a substance
Standard enthalpy of formation The ∆H of a formation reaction at T = 298K and P = 1.00 atm
Standard Temperature and Pressure (STP) A temperature of 273K and a pressure of 1.00 amt
State function Any quantity that depends solely on the final destination, not on the way you get to that destination
Stoichiometric coefficient The numbers that appear to the left of the chemical formulas in a chemical equation. They represent the amount of molecules in a substance
Stoichiometry The process by which the amount of one substance in a chemical reaction is related to the amount of another substance in the chemical reaction
Sublimation The process by which a solid turns directly into a gas, without going through the liquid phase
Created by: Autumn Fairall