CHEM 219 PORTAGE LEARNING MODULE 1 STUDY GUIDE 2026 EXAM QUESTIONS AND VERIFIED ANSWERS GUARANTEED A+

CHEM 219 PORTAGE LEARNING MODULE 1
STUDY GUIDE 2026 EXAM QUESTIONS AND
VERIFIED ANSWERS GUARANTEED A+

⩥ macroscopic domain. Answer: the realm of everyday objects large
enough to be sensed directly by human sight or touch



⩥ microscopic domain. Answer: the realm of objects that are too small
to be sensed directly, visited in the imagination or visible through
microscopes, etc



⩥ symbolic domain. Answer: specialized language used to represent
components of the macroscopic and microscopic domains



⩥ abbreviation for gas. Answer: (g)



⩥ abbreviation for solid. Answer: (s)



⩥ abbreviation for liquid. Answer: (l)

,⩥ 3 basic parts of a measurement. Answer: - a number - size or
magnitude of the measurement

- a unit - standard comparison for the measurement

- an indication of uncertainty



⩥ International system of units (SI Units). Answer: standard set of units
agreed upon by the scientific community



updated version of the metric system composed of several fundamental
properties



⩥ Length

(unit, unit symbol). Answer: meter, m



⩥ Tempurature

(unit, unit symbol). Answer: kelvin, K (always capitol K, don't need
"degree")



Also allowed: degree Celcius, °C



⩥ Time

, (unit, unit symbol). Answer: second, s



also allowed: hours, days, years



⩥ Mass

(unit, unit symbol). Answer: kilogram, kg



gram is the base unit, but kilogram is the SI Unit



⩥ electric current

(unit, unit symbol). Answer: ampere, A



⩥ amount of substance

(unit, unit symbol). Answer: mole, mol



⩥ luminous intensity

(unit, unit symbol). Answer: candela, cd



⩥ volume

(unit, unit symbol, definition). Answer: cubic meter, m^3