CHEM 103 (Module 1) with
questions and well verified
answers actual exam!!!
2026
macroscopic domain - ANSWER -the realm of everyday things that are large enough to
be sensed directly by human sight or touch.
ex: the food you eat and the breeze you feel on your face.
microscopic domain - ANSWER -often visited in the imagination. some aspects are
visible through standard optical microscopes.
ex: biological cells
symbolic domain - ANSWER -contains the specialized language used to represent
components of the macroscopic and microscopic domains.
ex: chemical symbols, chemical formulas, and chemical equations
three domains of chemistry: - ANSWER -macroscopic, microscopic, symbolic
Ex: The Sun - ANSWER -macroscopic
, What is the name of the SI unit for length? - ANSWER -meter
What is the name of the SI unit for mass? - ANSWER -kilogram
What is the name of the SI unit for time? - ANSWER -second
What is the name of the SI unit for temperature? - ANSWER -kelvin
What is the name of the SI unit for electric current? - ANSWER -ampere
What is the name of the SI unit for amount of substance? - ANSWER -mole
What is the name of the SI unit for density? - ANSWER -kilogram per cubic meter
What is the symbol for the SI unit for length? - ANSWER -m
What is the symbol for the SI unit for mass? - ANSWER -kg
What is the symbol for the SI unit for time? - ANSWER -s
What is the symbol for the SI unit for temperature? - ANSWER -K
What is the symbol for the SI unit for electric current? - ANSWER -A
What is the symbol for the SI unit for amount of substance? - ANSWER -mol
What is the symbol for the SI unit for density? - ANSWER -kg/m^3
density equation - ANSWER -mass/volume
questions and well verified
answers actual exam!!!
2026
macroscopic domain - ANSWER -the realm of everyday things that are large enough to
be sensed directly by human sight or touch.
ex: the food you eat and the breeze you feel on your face.
microscopic domain - ANSWER -often visited in the imagination. some aspects are
visible through standard optical microscopes.
ex: biological cells
symbolic domain - ANSWER -contains the specialized language used to represent
components of the macroscopic and microscopic domains.
ex: chemical symbols, chemical formulas, and chemical equations
three domains of chemistry: - ANSWER -macroscopic, microscopic, symbolic
Ex: The Sun - ANSWER -macroscopic
, What is the name of the SI unit for length? - ANSWER -meter
What is the name of the SI unit for mass? - ANSWER -kilogram
What is the name of the SI unit for time? - ANSWER -second
What is the name of the SI unit for temperature? - ANSWER -kelvin
What is the name of the SI unit for electric current? - ANSWER -ampere
What is the name of the SI unit for amount of substance? - ANSWER -mole
What is the name of the SI unit for density? - ANSWER -kilogram per cubic meter
What is the symbol for the SI unit for length? - ANSWER -m
What is the symbol for the SI unit for mass? - ANSWER -kg
What is the symbol for the SI unit for time? - ANSWER -s
What is the symbol for the SI unit for temperature? - ANSWER -K
What is the symbol for the SI unit for electric current? - ANSWER -A
What is the symbol for the SI unit for amount of substance? - ANSWER -mol
What is the symbol for the SI unit for density? - ANSWER -kg/m^3
density equation - ANSWER -mass/volume