definitions 6.2

rate of reaction
how quickly or slowly  reactants turn into products
surface area
the measure of how much area of an object is exposed
catalytic converter

A device on the exhaust system of vehicles where chemical reactions take place, reducing polution

 

CO > CO2 + H2O

(in presence of metalic catalysts)

catalyst
substance that speeds up the rate of a chemical reaction by decreasing the amount of energy needed to break and form bonds, without being used up in the reaction
temperature
a measure of the average kinetic energy of all the particles in a sample of matter
dilute
to lower the concentration
solute
a substance that is dissolved in a solvent to create a solution
concentration
the amount of substance dissolved in a given volume of solution
solvent
a liquid that can dissolve other substances
solution

the homogeneous mixture that is formed when a substance is dissolved in a solvent

 

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