1. Chemistry is the study of the: 1. Composition and structure
2. Properties
3. Interactions of matter
2. Chemistry is a science based on: Observation and
experimentation
3. What is a hypothesis: A tentative explanation of observations
(Must be able to be tested)
4. What do the laws of science summarize?: A vast number of
experimental observations, and describe or predict some facet of
the natural world
5. What is a theory: A well-substantiated, comprehensive, testable
explanation of a particular aspect of nature
,6. T/F A theory does not turn into a law: T
some processes are too old or impossible to be 100% on so 99.999 is
closest.
7. What are the domains of chemistry?: 1. Macroscopic domain
2. Microscopic domain
3. Symbolic domain
8. Define Macroscopic domain: realm of everyday things that are
large enough to sense directly by human sight and touch
9. Define Microscopic Domain: realm of things that are much too
small to be sensed directly
Almost always visited in the imagination (someone coughing on
doorknob)
10. Define symbolic domain: the specialized language used to
represent components of the macroscopic and microscopic
domains, such as chemical symbols.
, 11. Define matter: Anything that occupies space and has mass
{ZOOM THE IMAGES}
12. Define solid: rigid and possesses a definite shape
13. Define liquid: flows and takes the shape of its container
14. Define gas: takes both the shape and volume of its container
15. Define Plasma: A gaseous state of matter that contains an
appreciable amount of electrically charged particles
(fourth state of matter)
Has unique properties distinct from ordinary gases
Plasma is found in certain high-temperature environments
- Naturally: Stars and lighting
- Man-made: Televisions
16. Define mass: a measure of the amount of matter in an object.
Constant value
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