Chapter 6 Study Guide Flashcards
anything that has mass and takes up space
matter
the study of matter and how matter changes
chemistry
is a characteristic of a substance that can be observed without changing the substance into another substance
physical property
a characteristic of a substance that describes its ability to change into other substances
chemical property
any change that alters the form or appearance of a substance but does not make the substance into another substance
physical change
a change in matter that produces one or more new substances
chemical change
the substances that undergo change in a chemical reaction
reactant
the new substances formed by the reaction
product
a solid that forms from solution during a chemical reaction
precipitate
the total making and breaking of bonds results in a net absorption of energy
endothermic reaction
the total making and breaking of bonds results in a net release of energy
exothermic reaction
a short easy way to show a chemical reaction using symbols instead of words
chemical equation
states that during a chemical reaction, matter is neither created nor destroyed
conservation of matter
where matter can enter from or escape to the surroundings
open system
matter is not allowed to enter or leave
closed system
