CHEM120 INTRODUCTION GENERAL
ORGANIC BIOLOGICAL CHEMISTRY
REVIEW FINAL PAPER 2026 TEST PAPER
QUESTIONS AND SOLUTIONS GRADED A+
◉ Convert from Fahrenheit to Celsius Answer: (°F - 32) / 1.8
◉ Celsius to Kelvin Answer: °K = °C + 273
◉ Kelvin to Celsius Answer: °C = °K - 273
◉ 3 States of Matter Answer: Solid (definite shape and volume)
Liquid (changeable shape; definite volume)
Gas (changeable shape and volume).
◉ Chemistry Answer: The branch of science that studies the
composition and properties of matter and its changes.
◉ Matter Answer: Anything that has mass and occupies space.
◉ Qualitative Analysis Answer: Describes the properties or occurrences
of an experiment.
◉ Quantitative Analysis Answer: Here, measurements are made.
, ◉ Observation Answer: The action or process of observing something or
someone carefully in order to gain information.
◉ Hypothesis Answer: An educated guess or tentative explanation of
observations.
◉ Experiment Answer: Highly controlled observations designed to
validate or invalidate a hypothesis.
◉ Theory Answer: A series of statements that have been tested and
confirmed but may change over time.
◉ Law Answer: Summary of results that form a description through a
statement.
◉ Mass Answer: The amount of matter in an object
◉ Weight Answer: A measure of the force of gravity on an object
◉ Accuracy Answer: How close a measurement(experimental) is to the
true(theoretical) value
◉ Precision Answer: A measure of how close a series of measurements
are to one another
ORGANIC BIOLOGICAL CHEMISTRY
REVIEW FINAL PAPER 2026 TEST PAPER
QUESTIONS AND SOLUTIONS GRADED A+
◉ Convert from Fahrenheit to Celsius Answer: (°F - 32) / 1.8
◉ Celsius to Kelvin Answer: °K = °C + 273
◉ Kelvin to Celsius Answer: °C = °K - 273
◉ 3 States of Matter Answer: Solid (definite shape and volume)
Liquid (changeable shape; definite volume)
Gas (changeable shape and volume).
◉ Chemistry Answer: The branch of science that studies the
composition and properties of matter and its changes.
◉ Matter Answer: Anything that has mass and occupies space.
◉ Qualitative Analysis Answer: Describes the properties or occurrences
of an experiment.
◉ Quantitative Analysis Answer: Here, measurements are made.
, ◉ Observation Answer: The action or process of observing something or
someone carefully in order to gain information.
◉ Hypothesis Answer: An educated guess or tentative explanation of
observations.
◉ Experiment Answer: Highly controlled observations designed to
validate or invalidate a hypothesis.
◉ Theory Answer: A series of statements that have been tested and
confirmed but may change over time.
◉ Law Answer: Summary of results that form a description through a
statement.
◉ Mass Answer: The amount of matter in an object
◉ Weight Answer: A measure of the force of gravity on an object
◉ Accuracy Answer: How close a measurement(experimental) is to the
true(theoretical) value
◉ Precision Answer: A measure of how close a series of measurements
are to one another
