CHEM120_FINAL_EXAM_VERSION_3_ACTUAL_TEST_PAPER_2026_QUESTIONS

CHEM120 FINAL EXAM VERSION 3 ACTUAL
TEST PAPER 2026 QUESTIONS WITH
ANSWERS 100% CORRECT VERIFIED
GRADED A+

⩥ scientific method. Answer: ways of learning that emphasizes
observation and experimentation (self correcting)


⩥ observation. Answer: we go out in nature and ask questions we
measure or observe some aspect of nature


⩥ hypothesis. Answer: tentative interpretation of an observation


⩥ law. Answer: summarizes a large number of observations


⩥ theory. Answer: model that explains and gives underlying causes for
observation


⩥ imprecise. Answer: quick and easy like color


⩥ precise. Answer: measuring and proving like numbers

, ⩥ scientific notation. Answer: 1x10^6


⩥ significant figures. Answer: indicates how good or bad a measurement
is


⩥ all non zeros are. Answer: significant


⩥ interior zeros. Answer: significant


⩥ trailing zeros before a decimal place. Answer: significant


⩥ trailing zeros after decimal place. Answer: significant


⩥ 16.5400. Answer: 6 sig figs


⩥ 130.. Answer: 3 sig figs


⩥ 5003. Answer: 4 sig figs


⩥ exact numbers. Answer: unlimited sig figs


⩥ 3. Answer: unlimited sig figs