Chemistry. chapter 1
Terms
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- A solution is...
- ... homogenous
- What is volume
- 3D space that an object occupies
- the branch of chemistry that deals with Carbon containing compounds
- Organic
- the branch of chemistry that deals with non-Carbon compounds
- Inorganic
- The branch of Chemistry that deals with properties and changes of matter in relation to energy
- Physical Chemistry
- The branch of Chemistry that deals with identifying compunds and compostion of matter
- Analytical Chemistry
- What is theological development
- improve quality of life
- The branch of Chemistry that deals with substances and processes im living things
- Biochemistry
- The branch of Chemistry that deals with the use of computers and math to understand principles
- Theoretical Chemistry
- What is Chemistry
- the study of the compostion, structure, and properties of matter and the changes it undergoes
- What are natural sciences 2 branches?
- Biological studies and physical studies
- CHemistry is _______________ to all sciences
- central
- What is Basic research?
- Research that increases knowledge and has chance discoveries
- What is applied research?
- driven by the desire to solve a problem
- What is mass
- The measure of the amount of matter
- What is matter?
- anything that has mass and takes up space
- What is matter made up of?
- atoms
- What is an element?
- pure substances made up of one type of atom
- What is a compound?
- substance made up of 2 or more elements that are chemically bonded
- What do compounds consist of?
- molecules
- What are Extensive Properitys? example
- properties that depend on the amount of amtter present.... volume, mass, energy
- What are intusive properties?.... example
- do not depend on amount of matter present... melting and boiling pts
- examples of physical change
- cutting, grinding, melting, boiling CHANGE OF STATE
- example of physical properites
- melting and boiling pt
- what is a plasma?
- high temp physical state of matter in which atoms lose their electrons
- what is a chemical property?
- relates to the substances ability to undergo changes that transform it into diff substances
- 2 classificatoins of matter
- pure substances and mixturs
- chaaracteristics of metals
- malleability, ductile, and tensile strenght
- characteristics of nonmetals
- poor conductor of electricity, most are gases at room temp
- characteristics of metalloids
- solid at room temp, less malleable than metals, and less brittle than nonmetals