chemical engineering exam study guide

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...

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...

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...

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...

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...

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...

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 ...

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...

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...

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...

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...

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...

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...

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...