(NEW 2025/ 2026 Update) Introduction
to General, Organic, and Biochemistry
Questions & Answers Grade A 100%
Correct (Verified Solutions)- GCU
Scientific Method - correct answer observation, hypothesis, experiment, conclusion
metric units - correct answer meters, liters, grams, Celsius, second
SI units - correct answer a system of physical units ( SI Units ) based on the meter,
kilogram, second, ampere, kelvin, candela, and mole, together with a set of prefixes
to indicate multiplication or division by a power of ten.
density - correct answer compares the mass of an object to its volume (D=m/v)
specific gravity - correct answer a relationship between the density of a substance
and the density of water
density of water - correct answer 1 g/mL
physical change - correct answer A change in a substance that does not involve a
change in the identity of the substance
,CHM101 Final Exam {all topics to review}
(NEW 2025/ 2026 Update) Introduction
to General, Organic, and Biochemistry
Questions & Answers Grade A 100%
Correct (Verified Solutions)- GCU
chemical change - correct answer A change in matter that produces one or more new
substances
measured numbers - correct answer the numbers obtained when you measure a
quantity such as your height, weight, or temperature
exact numbers - correct answer Numbers that have no uncertainty and thus do not
limit the number of significant figures in any calculation.
prefixes - correct answer tetra, giga, mega, kilo, deci, centi, milli, micro, nano, pico
tera (T) - correct answer 10^12
giga (G) - correct answer 10^9
mega (M) - correct answer 10^6
kilo (k) - correct answer 10^3
deci (d) - correct answer 10^-1
, CHM101 Final Exam {all topics to review}
(NEW 2025/ 2026 Update) Introduction
to General, Organic, and Biochemistry
Questions & Answers Grade A 100%
Correct (Verified Solutions)- GCU
centi (c) - correct answer 10^-2
milli (m) - correct answer 10^-3
micro (u*) - correct answer 10^-6
nano (n) - correct answer 10^-9
pico (p) - correct answer 10^-12
pure substance - correct answer fixed composition
mixture - correct answer A combination of two or more substances that are not
chemically combined
element - correct answer A pure substance made of only one kind of atom