College Chemistry Final Exam with
Complete Solutions
Molarity Equations - correct answer-M=mol/Liters
Density Formula - correct answer-d=m/V
rate of effusion equation - correct answer-Square root of molar mass of heaviest
molecule/ square root of molar mass of lighter molecule
Average Atomic Mass Equation - correct answer-(mass₁) (abund₁) + (mass₂)
(abund₂)......
Total energy equation - correct answer-∆Ε= q +w
∆H° of a reaction - correct answer-(Bonds Broken) - (Bonds Formed)
Metal oxides +acids → ? - correct answer-water + salt
dipole dipole reactions - correct answer-polar intermolecular forces
ex: HCN or CH₂F₂
Hydrogen Bonds - correct answer-H bonded to O,F, N
MO theory proves - correct answer-- O2 is paramagnetic
London Dispersion Forces - correct answer-occur in nonpolar molecules
ex: BH₃
sigma bond - correct answer-single bond
Pi bond - correct answer-one bond from a double bond
like dissolves - correct answer-like
how to make a stronger bond? - correct answer-higher charges and smaller atoms
cations are _______ than their atoms - correct answer-smaller
anions are _______ than their atoms - correct answer-larger
Complete Solutions
Molarity Equations - correct answer-M=mol/Liters
Density Formula - correct answer-d=m/V
rate of effusion equation - correct answer-Square root of molar mass of heaviest
molecule/ square root of molar mass of lighter molecule
Average Atomic Mass Equation - correct answer-(mass₁) (abund₁) + (mass₂)
(abund₂)......
Total energy equation - correct answer-∆Ε= q +w
∆H° of a reaction - correct answer-(Bonds Broken) - (Bonds Formed)
Metal oxides +acids → ? - correct answer-water + salt
dipole dipole reactions - correct answer-polar intermolecular forces
ex: HCN or CH₂F₂
Hydrogen Bonds - correct answer-H bonded to O,F, N
MO theory proves - correct answer-- O2 is paramagnetic
London Dispersion Forces - correct answer-occur in nonpolar molecules
ex: BH₃
sigma bond - correct answer-single bond
Pi bond - correct answer-one bond from a double bond
like dissolves - correct answer-like
how to make a stronger bond? - correct answer-higher charges and smaller atoms
cations are _______ than their atoms - correct answer-smaller
anions are _______ than their atoms - correct answer-larger
