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The assignment consists of multiple-choice questions coming from subjects below:
types of intermolecular forces and their effects on the physical properties of substances (boiling point, freeze point, melting point, vapor pressure)
properties of liquids
properties of solids
phase changes
heating and cooling curves
types of solutions
solution process
effect of intermolecular forces, temperature, and pressure on solubility
solution concentrations (molarity, molality, mass percent, and volume percent)
colligative properties of solutions (boiling point elevation, freezing point depression, and osmotic pressure)
collision theory and reaction rates
rate law of a reaction
calculations using zero-, first-, and second-order reactions
determining the rate equation, rate law constant, and reaction order from experimental data
half-life calculations
calculating the activation energy of a reaction
equilibrium concept and the significance of the equilibrium constant (K)
writing equilibrium expressions for homogeneous and heterogeneous equilibrium reactions
factors that affect chemical equilibrium and Le Châtelier's principle
calculations on equilibrium reactions
common acids and bases and their behavior in aqueous solutions
Brønsted-Lowry theory of acids and bases
acid-base properties of water
pH concept and its application to strong and weak acids and bases
acid and base equilibrium
acid-base properties of salts
How much titanium (IV) chloride must react with excess oxygen to prepare 175 grams of the pigment if the reaction is only 85% efficient (% yield)
When the valve between the 2.00 L bulb, in which the gas pressure is 3.00 atm, and the 3.00 L bulb, in which the gas pressure is 2.50 atm, is opened, what will be the final pressure in the two bulbs?
The reaction of a mixture of CO and H2 is predicted to produce 523g of CH3OH. If only 372g CH3OH is actually produced, what is the percent yield of the compound
Calculate the concentrations of all species in a 1.08 M Na2SO3 (sodium sulfite) solution. The ionization constants for sulfurous acid are Ka1 = 1.4× 10-2 and Ka2 = 6.3× 10-8.
A 0.040 M solution of a monoprotic acid is 14 percent ionized. Calculate the ionization constant of the acid.
Phosgene is formed from carbon monoxide and chlorine. At 605 degrees C, Kc is approximately 15.5 M-1 or L/mol. Calculate Kp (in atm-1) at this temperature.
one potential way to reduce the amount of co2 added to the atmosphere is to store it as a compressed gas in underground formations.
Vessel A contains NH3 gas at 80 degrees celcuis and vessel B contains Ne gas at the same temperature. If the average kinetic energy of NH3 is 7.1x10^-21 J/molecules at 70 degrees celcius, calculate the root-mean-square speed of Ne atomes in m/s.
The disinfectant hydrogen peroxide (H2O2) decomposes to form water and oxygen gas.How much O2 will result from the decomposition of 3.21 mol of hydrogen peroxide?Answer in units of mol.
What volume (in milliliters) of 0.100 M NaOH should be added to a 0.120 L solution of 0.024 M glycine hydrochloride
in the presence of nitric acid uo2 undergoes a redox process. it is converted to uo2 and nitric oxideno gas is produced
What is the pH of the buffer that results when 11 g of NaCH3CO2 is mixed with 85 mL of 1.0 M CH3CO2H and diluted with water to 1.0 L? (Ka of CH3CO2H = 1.8 ´ 10-5)
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