Chem 103 Chapters 1-3 Questions with Correct Answers
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Chemistry
Institución
Chemistry
What is Chemistry? Correct Answer-Study of matter
What is Matter? Correct Answer-Anything that has mass and takes up space
Matter has both ______ and _______ properties Correct Answer-Physical; chemical
What are physical properties? Correct Answer-Characteristics observed or measured witho...
chem 103 chapters 1 3 questions with correct answe
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Chem 103 Chapters 1-3 Questions with Correct
Answers
What is Chemistry? Correct Answer-Study of matter
What is Matter? Correct Answer-Anything that has mass and takes up
space
Matter has both ______ and _______ properties Correct Answer-
Physical; chemical
What are physical properties? Correct Answer-Characteristics observed
or measured without changing the identity of a subtstance
What are the three states of matter? Correct Answer-Solid, Liquid and
Gas
Solids Correct Answer-Definite volumes and shapes
Liquids Correct Answer-Definite volumes, but take the shapes of
containers
Gases Correct Answer-No definite volume or shape
What two properties involve state changes for physical properties?
Correct Answer-Melting and Boiling point
, 4 Basic elements Ancient Greeks used Correct Answer-Earth, air, fire,
water
Volume Correct Answer-Amount of space a substance occupies
Mass Correct Answer-Measure of the quantity of material it contains
Weight Correct Answer-Measure of the gravitational pull on an object
Temperature Correct Answer-How hot/cold something is (water freezes
at 0 C and boils at 100 C)
Scientific Notation Correct Answer-Has a coefficient, a power of 10,
and a unit of measurement
Measured Numbers Correct Answer-Numbers you obtains when you
measure quantity using a measuring tool (all measurements are
measured numbers)
Which types of numbers always have uncertainty in every measurement?
Correct Answer-Measured numbers
Significant Figures Correct Answer-Digits in any measurement known
with certainty, plus one digit that is uncertain
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