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General Chemistry 1 UPDATED ACTUAL Exam Questions and CORRECT Answers

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  • General Chemistry 1
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  • General Chemistry 1

General Chemistry 1 UPDATED ACTUAL Exam Questions and CORRECT Answers States of Matter - CORRECT ANSWER- solid, liquid, gas Scientific Method: Qualitative - CORRECT ANSWER- observations, descriptions Scientific Method: Quantitative - CORRECT ANSWER- values, measured Scientific Method: Hypothe...

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  • October 13, 2024
  • 18
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • General Chemistry 1
  • General Chemistry 1
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MGRADES
General Chemistry 1 UPDATED ACTUAL
Exam Questions and CORRECT Answers
States of Matter - CORRECT ANSWER✔✔- solid, liquid, gas



Scientific Method: Qualitative - CORRECT ANSWER✔✔- observations, descriptions



Scientific Method: Quantitative - CORRECT ANSWER✔✔- values, measured



Scientific Method: Hypothesis - CORRECT ANSWER✔✔- educated guess
if/then
testable question


Scientific Method: Experiment - CORRECT ANSWER✔✔- to test hypothesis



Scientific Method: results - CORRECT ANSWER✔✔- data
literature


Scientific Method: law - CORRECT ANSWER✔✔- "facts"
Ex: Charles Law, Murphy's Law, Newton's Law, etc


Scientific Method: theory - CORRECT ANSWER✔✔- understanding
use to explain + predict


Volume - CORRECT ANSWER✔✔- space occupied by something



physical property/change - CORRECT ANSWER✔✔- may change state or phase but not the
identity
ex: temperature

,Chemical property/change - CORRECT ANSWER✔✔- change identity of the chemical



Solution components: Solvent - CORRECT ANSWER✔✔- water
if homogenous, mixture takes on place of solvent


Solution components: solute - CORRECT ANSWER✔✔- dissolves in solvent
can be many
ex: salt


Solution components: Aqueous phase - CORRECT ANSWER✔✔- mixture with water as a
solvent


H2O break down - CORRECT ANSWER✔✔- H:O
1:8 (by mass)
O atoms are larger than H atoms
H atoms are lighter than O atoms


extensive properties - CORRECT ANSWER✔✔- chemical based on amounts, measured
mass
volume


intensive properties - CORRECT ANSWER✔✔- tabulated, doesn't depend on amounts



Energy Units - CORRECT ANSWER✔✔- Joules (J)
1 J = 1 (kg)(m^2)/(s^2)


mass - CORRECT ANSWER✔✔- measure by a balance
grams (g)


Energy (Ek: Kinetic energy) - CORRECT ANSWER✔✔- Ek: (1/2)(m)(v^2)

, measured in J
m = mass
v = volume


scientific notation - CORRECT ANSWER✔✔- convert to sci notion from standard notation
the prefix = 10^#


volume (v) - cubed - CORRECT ANSWER✔✔- Vcube = (length)(width)(height)


1cm^3 = 1 mL


density - CORRECT ANSWER✔✔- mass of a substance for a given volume of that
substance


d = m/v


unit: g/(cm^3) or g/mL


Temperature - CORRECT ANSWER✔✔- relative tendency of heat to escape from an object



Temperature: Celsius (C) - CORRECT ANSWER✔✔- 0 C = freezing point
100 C = boiling point


Temperature: Kelvin (K) - CORRECT ANSWER✔✔- no particle motion
degree difference is the same for C + K


Temperature: Fahrenheit (F) - CORRECT ANSWER✔✔- salt water
freezing + boiling


Measurements - CORRECT ANSWER✔✔- report all certain digits and one uncertain digit

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