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chemical engineering exam study guide
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[Mostrar más]CHEE : Vocab - Physical vs Chemical Changes 
 
 
Physical Change - correct answerA change in matter that does NOT change the chemical properties; no new substance is formed 
 
Chemical Change/Chemical Reaction - correct answerAtoms are rearranged to form brand new substances with new chemical and ph...
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Añadir al carritoCHEE : Vocab - Physical vs Chemical Changes 
 
 
Physical Change - correct answerA change in matter that does NOT change the chemical properties; no new substance is formed 
 
Chemical Change/Chemical Reaction - correct answerAtoms are rearranged to form brand new substances with new chemical and ph...
CHEE Chemical Engineering Unit 1 Vocabulary - #1-16 
 
 
atom - correct answerthe smallest unit of matter, makes up a molecule 
 
molecule - correct answeratoms bonded together to make a chemical 
 
bond - correct answerholds atoms together in a molecule, has energy 
 
matter - correct answersomethi...
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Añadir al carritoCHEE Chemical Engineering Unit 1 Vocabulary - #1-16 
 
 
atom - correct answerthe smallest unit of matter, makes up a molecule 
 
molecule - correct answeratoms bonded together to make a chemical 
 
bond - correct answerholds atoms together in a molecule, has energy 
 
matter - correct answersomethi...
CHeE Unit 3: Conservation of Mass 
 
 
endothermic reaction - correct answerA reaction that ABSORBS energy in the form of heat 
 
exothermic reaction - correct answera chemical reaction in which heat is released to the surroundings 
 
conservation of mass - correct answerthe principle stating that m...
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Añadir al carritoCHeE Unit 3: Conservation of Mass 
 
 
endothermic reaction - correct answerA reaction that ABSORBS energy in the form of heat 
 
exothermic reaction - correct answera chemical reaction in which heat is released to the surroundings 
 
conservation of mass - correct answerthe principle stating that m...
CheE3.01 Writing and Balancing Chemical Equations 
 
 
 
 
Reactant - correct answerA chemical substance that is present at the start of a chemical reaction 
 
product - correct answerA substance produced in a chemical reaction 
 
balanced equation - correct answera chemical equation in which mass i...
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Añadir al carritoCheE3.01 Writing and Balancing Chemical Equations 
 
 
 
 
Reactant - correct answerA chemical substance that is present at the start of a chemical reaction 
 
product - correct answerA substance produced in a chemical reaction 
 
balanced equation - correct answera chemical equation in which mass i...
CheE Chemical Reactions- 11.27 
 
 
chemical change - correct answerA change in matter that produces one or more new substances 
 
sub - correct answerunder, below 
 
Co- - correct answerwith, together 
 
super- - correct answerabove, beyond 
 
Reactant - correct answerA chemical substance that is p...
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Añadir al carritoCheE Chemical Reactions- 11.27 
 
 
chemical change - correct answerA change in matter that produces one or more new substances 
 
sub - correct answerunder, below 
 
Co- - correct answerwith, together 
 
super- - correct answerabove, beyond 
 
Reactant - correct answerA chemical substance that is p...
CheE Chemical Changes and Chemical Reactions 
 
 
atom - correct answerthe smallest particle of an element 
 
element - correct answerthe simplest form of a substance - made of identical atoms, always found on the periodic table 
 
molecule - correct answertwo or more atoms bonded together, if atoms...
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Añadir al carritoCheE Chemical Changes and Chemical Reactions 
 
 
atom - correct answerthe smallest particle of an element 
 
element - correct answerthe simplest form of a substance - made of identical atoms, always found on the periodic table 
 
molecule - correct answertwo or more atoms bonded together, if atoms...
CHEE Unit 3: Conservation of Mass 
 
 
endothermic reaction - correct answerA reaction that ABSORBS energy in the form of heat 
 
exothermic reaction - correct answera chemical reaction in which heat is released to the surroundings 
 
conservation of mass - correct answerthe principle stating that m...
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Añadir al carritoCHEE Unit 3: Conservation of Mass 
 
 
endothermic reaction - correct answerA reaction that ABSORBS energy in the form of heat 
 
exothermic reaction - correct answera chemical reaction in which heat is released to the surroundings 
 
conservation of mass - correct answerthe principle stating that m...
CheE Understanding Chemical Reactions (MGH 12.1) Set 2 
 
 
chemical symbol - correct answerone or two letters used to represent chemical elements; first is always uppercase 
 
subscript - correct answera number in a chemical formula that tells the amount of atoms in a molecule; small number to the ...
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Añadir al carritoCheE Understanding Chemical Reactions (MGH 12.1) Set 2 
 
 
chemical symbol - correct answerone or two letters used to represent chemical elements; first is always uppercase 
 
subscript - correct answera number in a chemical formula that tells the amount of atoms in a molecule; small number to the ...
CheE: TCI Qtr 2 MATTER Vocab Review 
 
 
Periodic table of the elements - correct answerA table that classifies elements by their physical and chemical properties; rows are called periods; columns are called groups; 
 
Constraint - correct answer1. A limit to a design process. Constraints may be suc...
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Añadir al carritoCheE: TCI Qtr 2 MATTER Vocab Review 
 
 
Periodic table of the elements - correct answerA table that classifies elements by their physical and chemical properties; rows are called periods; columns are called groups; 
 
Constraint - correct answer1. A limit to a design process. Constraints may be suc...
Physical property - correct answerA characteristic of a pure substance that can be observed without changing it into another substance 
 
melting point - correct answerThe temperature at which a solid becomes a liquid 
 
boiling point - correct answerThe temperature at which a liquid boils, changing...
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Añadir al carritoPhysical property - correct answerA characteristic of a pure substance that can be observed without changing it into another substance 
 
melting point - correct answerThe temperature at which a solid becomes a liquid 
 
boiling point - correct answerThe temperature at which a liquid boils, changing...
CheE Chemical Reactions, Types of Chemical Reactions 
 
 
precipitate - correct answer Solid compound produced from 2 liquids during a chemical reaction. Sign of a chemical reaction. 
 
bubbles - correct answer Gas given off during a chemical reaction; may or may not have an odour. Sign of a che...
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Añadir al carritoCheE Chemical Reactions, Types of Chemical Reactions 
 
 
precipitate - correct answer Solid compound produced from 2 liquids during a chemical reaction. Sign of a chemical reaction. 
 
bubbles - correct answer Gas given off during a chemical reaction; may or may not have an odour. Sign of a che...
CheE Chemical Bonding & Reactions Vocabulary 
 
 
chemical bond - correct answerthe force that holds two atoms together 
 
ionic bond - correct answerFormed when one or more electrons are transferred from one atom to another 
 
covalent bond - correct answerA chemical bond that involves sharing a pa...
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Añadir al carritoCheE Chemical Bonding & Reactions Vocabulary 
 
 
chemical bond - correct answerthe force that holds two atoms together 
 
ionic bond - correct answerFormed when one or more electrons are transferred from one atom to another 
 
covalent bond - correct answerA chemical bond that involves sharing a pa...
CHEM/CheE :What is Matter - Compounds, Molecules and Chemistry 
 
 
Chemistry - correct answer the study of matter and how it changes 
 
Compound - correct answer A substance made of two or more elements that are chemically combined in a set ratio 
 
Molecule - correct answer A group of 2 or more...
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Añadir al carritoCHEM/CheE :What is Matter - Compounds, Molecules and Chemistry 
 
 
Chemistry - correct answer the study of matter and how it changes 
 
Compound - correct answer A substance made of two or more elements that are chemically combined in a set ratio 
 
Molecule - correct answer A group of 2 or more...
CheE:Physical Change vs Chemical Change 
 
 
Frying an egg - correct answerchemical 
 
hammering a nail into a board - correct answerphysical 
 
slicing a banana - correct answerphysical 
 
boiling water - correct answerphysical 
 
evaporating alcohol or water - correct answerphysical 
 
burning toa...
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Añadir al carritoCheE:Physical Change vs Chemical Change 
 
 
Frying an egg - correct answerchemical 
 
hammering a nail into a board - correct answerphysical 
 
slicing a banana - correct answerphysical 
 
boiling water - correct answerphysical 
 
evaporating alcohol or water - correct answerphysical 
 
burning toa...
CheE: Stiochiometry 
 
 
avagadro's number - 6.02x10(to the power of 23)- the number of atoms or molecules in a mole 
 
conversion factor - a ratio of values used to express the same quantity in different units 
 
mola mass - the mass in grams of one mole of any pure substance 
 
mole - the SI base...
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Añadir al carritoCheE: Stiochiometry 
 
 
avagadro's number - 6.02x10(to the power of 23)- the number of atoms or molecules in a mole 
 
conversion factor - a ratio of values used to express the same quantity in different units 
 
mola mass - the mass in grams of one mole of any pure substance 
 
mole - the SI base...
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