Chem 1205 ch 1-3 Exam Questions With
Correct Answers
Chemistry |- |CORRECT |ANSWER✔✔-the |study |of |matter- |its |composition, |properties, |and |
transformations
matter |- |CORRECT |ANSWER✔✔-anything |that |has |mass |and |takes |up |volume/space
physical |properties |- |CORRECT |ANSWER✔✔-observed |or |measured |without |changing |the |
composition |of |material
ex: |snow |melting
chemical |properties |- |CORRECT |ANSWER✔✔-determine |how |a |substance |can |be |converted |to |
another |substance |
ex: |burning |natural |gas
pure |substance |- |CORRECT |ANSWER✔✔-composed |of |single |component |and |has |a |constant |
composition, |regardless
mixture |- |CORRECT |ANSWER✔✔-composed |of |more |that |one |substance, |composition |can |vary
element |- |CORRECT |ANSWER✔✔-pure |substance |that |cant |be |broken |down |into |simpler |
substances |by |a |chemical |reaction
compound |- |CORRECT |ANSWER✔✔-pure |substance |formed |by |chemically |combining |2 |or |
more |elements
, mass |- |CORRECT |ANSWER✔✔-measure |of |the |amount |of |matter |in |an |object
weight |- |CORRECT |ANSWER✔✔-the |force |of |the |amount |of |matter |in |an |object
scientific |notation |- |CORRECT |ANSWER✔✔-scientists |use |to |write |numbers |containing |many |
leading |or |trailing |zeros
conversion |factors |- |CORRECT |ANSWER✔✔-term |that |converts |a |quantity |in |one |unit |to |a |
quantity |in |another |unit
temperature |- |CORRECT |ANSWER✔✔-measure |of |how |hot |or |cold |an |object |is
density |- |CORRECT |ANSWER✔✔-a |physical |property |that |relates |the |mass |of |a |substance |to |its
|volume
specific |gravity |- |CORRECT |ANSWER✔✔-a |quantity |that |compares |the |density |of |a |substance |
with |the |density |of |water |at |4 |degrees |celcius
element |- |CORRECT |ANSWER✔✔-pure |substance |that |cannot |be |broken |down |into |simpler |
substances |by |a |chemical |reaction
metals |- |CORRECT |ANSWER✔✔-shiny |substances |that |conduct |heat |and |electricity. |ductile, |so |
can |be |drawn |into |wires, |and |malleable |so |can |be |hammered |into |shapes
metalloids |- |CORRECT |ANSWER✔✔-have |properties |between |metals |and |non |metals
Correct Answers
Chemistry |- |CORRECT |ANSWER✔✔-the |study |of |matter- |its |composition, |properties, |and |
transformations
matter |- |CORRECT |ANSWER✔✔-anything |that |has |mass |and |takes |up |volume/space
physical |properties |- |CORRECT |ANSWER✔✔-observed |or |measured |without |changing |the |
composition |of |material
ex: |snow |melting
chemical |properties |- |CORRECT |ANSWER✔✔-determine |how |a |substance |can |be |converted |to |
another |substance |
ex: |burning |natural |gas
pure |substance |- |CORRECT |ANSWER✔✔-composed |of |single |component |and |has |a |constant |
composition, |regardless
mixture |- |CORRECT |ANSWER✔✔-composed |of |more |that |one |substance, |composition |can |vary
element |- |CORRECT |ANSWER✔✔-pure |substance |that |cant |be |broken |down |into |simpler |
substances |by |a |chemical |reaction
compound |- |CORRECT |ANSWER✔✔-pure |substance |formed |by |chemically |combining |2 |or |
more |elements
, mass |- |CORRECT |ANSWER✔✔-measure |of |the |amount |of |matter |in |an |object
weight |- |CORRECT |ANSWER✔✔-the |force |of |the |amount |of |matter |in |an |object
scientific |notation |- |CORRECT |ANSWER✔✔-scientists |use |to |write |numbers |containing |many |
leading |or |trailing |zeros
conversion |factors |- |CORRECT |ANSWER✔✔-term |that |converts |a |quantity |in |one |unit |to |a |
quantity |in |another |unit
temperature |- |CORRECT |ANSWER✔✔-measure |of |how |hot |or |cold |an |object |is
density |- |CORRECT |ANSWER✔✔-a |physical |property |that |relates |the |mass |of |a |substance |to |its
|volume
specific |gravity |- |CORRECT |ANSWER✔✔-a |quantity |that |compares |the |density |of |a |substance |
with |the |density |of |water |at |4 |degrees |celcius
element |- |CORRECT |ANSWER✔✔-pure |substance |that |cannot |be |broken |down |into |simpler |
substances |by |a |chemical |reaction
metals |- |CORRECT |ANSWER✔✔-shiny |substances |that |conduct |heat |and |electricity. |ductile, |so |
can |be |drawn |into |wires, |and |malleable |so |can |be |hammered |into |shapes
metalloids |- |CORRECT |ANSWER✔✔-have |properties |between |metals |and |non |metals
