StraighterLine CHEM101 Final Exam Questions &
Verified Answers (2026–2027) | Graded A+ | Newest
Update | Guaranteed Pass!!
Description: This document contains the complete and verified answer key for
the StraighterLine CHEM101 Final Exam for the 2025–2026 academic year.
polyprotic acid -Answer:-acids with more than one ionizable
hydrogen atom functional group -Answer:-group of atoms that
determines the chemical properties of an organic compound
combustion -Answer:-____ of a hydrocarbon produces CO2
and H2O refers to chemical combination with O
calcium -Answer:-most abundant metal in human body
[(n x atomic mass of element) / molecular or formulas mass of
compound] x 100% -Answer:-% by mass of an element solution -
Answer:-A homogeneous mixture of two or more substances
,solvent -Answer:-the substance present in the largest amount
solute -Answer:-any substance present in a smaller amount
electrolyte -Answer:-a substance that dissolves in water to yield a
solution that conducts electricity
excess reactant -Answer:-present in quantities greater than
necessary to react with the quantity of the limiting reactant
(actual yield / theoretical yield) x 100% -Answer:-equation for
percentage yield
nonelectrolyte -Answer:-a substance that dissolves in water to yield a
solution that does not conduct electricity
Dissociation -Answer:-the process by which an ionic compound, upon
dissolution, breaks apart into its constituent ions
,strong electrolyte -Answer:-An electrolyte that dissociates
completely
strong acids -Answer:-HCl
HBr
HI
HNO3
HClO3
HClO4
H2SO4
aqueous -Answer:-dissolved in water
theoretical yield --Answer:-:-amount of product that will form if all
the limiting reactant is consumed by the desired reaction
actual yield -Answer:-amount of product actually recovered
strong bases -Answer:-LiOH
, NaOH KOH
RbOH
CsOH
Ca(OH)2
Sr(OH)2
Ba(OH)2
redox/reduction reaction -Answer:-chemical reaction in which
electrons are transferred from one reactant to another
oxidized -Answer:-loses electrons
weak electrolyte -Answer:-a compound that produces ions upon
dissolving but exists in solution predominantly as molecules that are
not ionized
HCl
HBr
HI
Verified Answers (2026–2027) | Graded A+ | Newest
Update | Guaranteed Pass!!
Description: This document contains the complete and verified answer key for
the StraighterLine CHEM101 Final Exam for the 2025–2026 academic year.
polyprotic acid -Answer:-acids with more than one ionizable
hydrogen atom functional group -Answer:-group of atoms that
determines the chemical properties of an organic compound
combustion -Answer:-____ of a hydrocarbon produces CO2
and H2O refers to chemical combination with O
calcium -Answer:-most abundant metal in human body
[(n x atomic mass of element) / molecular or formulas mass of
compound] x 100% -Answer:-% by mass of an element solution -
Answer:-A homogeneous mixture of two or more substances
,solvent -Answer:-the substance present in the largest amount
solute -Answer:-any substance present in a smaller amount
electrolyte -Answer:-a substance that dissolves in water to yield a
solution that conducts electricity
excess reactant -Answer:-present in quantities greater than
necessary to react with the quantity of the limiting reactant
(actual yield / theoretical yield) x 100% -Answer:-equation for
percentage yield
nonelectrolyte -Answer:-a substance that dissolves in water to yield a
solution that does not conduct electricity
Dissociation -Answer:-the process by which an ionic compound, upon
dissolution, breaks apart into its constituent ions
,strong electrolyte -Answer:-An electrolyte that dissociates
completely
strong acids -Answer:-HCl
HBr
HI
HNO3
HClO3
HClO4
H2SO4
aqueous -Answer:-dissolved in water
theoretical yield --Answer:-:-amount of product that will form if all
the limiting reactant is consumed by the desired reaction
actual yield -Answer:-amount of product actually recovered
strong bases -Answer:-LiOH
, NaOH KOH
RbOH
CsOH
Ca(OH)2
Sr(OH)2
Ba(OH)2
redox/reduction reaction -Answer:-chemical reaction in which
electrons are transferred from one reactant to another
oxidized -Answer:-loses electrons
weak electrolyte -Answer:-a compound that produces ions upon
dissolving but exists in solution predominantly as molecules that are
not ionized
HCl
HBr
HI
