CLEP Chemistry: Study Guide & Test Prep Final Exam
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Question 11.Ammonia is made by the Haber Process according to the following chemical reaction: N2 (g) + 3H3 (g) ↔ 2NH3 (g). If ΔH = -92.4 kJ/mol, what affect will lowering the temperature have on the reaction at equilibrium?
Question 22.Which of the elements forms monoatomic ions with +1 charge in solutions?
Question 33.Which of the following contains the strongest polar covalent bond?
Question 44.What type of intermolecular force can affect noble gases?
Question 55.What is the oxidation number of iodine in Zn(IO3)2?
Question 66.The pH of 0.1 M nitric acid is approximately
Question 77.A precipitate is formed when Na2SO4 is added to an aqueous solution. Which of the following ions is likely in the solution?
Question 88.What is the molar mass of a gas that has a density of 5.00 g/L at 2.00 atm of pressure and 100.°C? (R = 0.0821 L*atm/mol*K).
Question 99.The reaction A + 2B → C has the following experimental rate law at 25°C: rate = k[A][B]2. What effect will a two-fold increase in the rate of B have on the rate of the reaction?
Question 1010.The electron configuration of an element, X, is 1s2 2s2 2p6 3s2 3p1. The most likely compound for form with S is
Question 1111.A student wants to make 5.00 L of 0.450 M Na2SO4. To do this, the student should weigh out
Question 1212.At what point on a phase diagram do solid, liquid, and gas states of of a substance exist in equilibrium?
Question 1313.For an exothermic reaction, which of the following always results in a spontaneous reaction?
Question 1414.A student mixes 100. mL of 0.100 M NaOH with 100. mL of 0.200 M MgCl2. Following the reaction, what concentration of magnesium ions will be in solution?
Question 1515.Which of the following best describes the molecular geometry of XeF4?
Question 1616.What does a positive cell potential tell you?
Question 1717.When working with free energy, standard conditions are defined as which of the following?
Question 1818.When writing electron configurations, electrons are represented in their lowest possible energy state, called their _____.
Question 1919.What is the correct electron configuration for an atom of sodium (Na)?
Question 2020.Which of the following is NOT a common property of acids?
Question 2121.According to Bronsted and Lowry, what is a base?
Question 2222.Why are there plateaus on a heating curve?
Question 2323.Which of the following statements is true about a heating curve?
Question 2424.When neptunium-238 decays, it emits two alpha particles, a beta particle, and a gamma particle. The resulting isotope is:
Question 2525.Becky was recently diagnosed with an aggressive brain tumor. Her oncologist recommended treating the tumor with cobalt-60 due to its precision with treating this type of cancer. This substance is being used for _____.
Question 2626.Which of the following elements has the same number of valence electrons as aluminum?
Question 2727.Which of the elements below has the highest ionization energy?
Question 2828.Identify the requirement for a dipole-dipole force to exist.
Question 2929.Why are metals malleable?
Question 3030.The ability of a solid to be dissolved in a given volume of a solvent at a given temperature is known as _____.
Question 3131.In general, what do Ksp values tell us about the solubility of a compound under the designated conditions?
Question 3232.What is the density of a solid that has a mass of 9.2 grams and a volume of 12.3 cm^3? Would this object float or sink in water?
Question 3333.How many millimeters (mm) are there in 5 meters (m)?
Question 3434.What is the equation used to determine the mass percent of a solute in a solution?
Question 3535.Which of the following is true about Raoult's Law?
Question 3636.The rate of a given chemical reaction is the
Question 3737.The minimum amount of energy required to convert reactants to products is called
Question 3838.Convert 20 degrees Celsius to degree Fahrenheit.
Question 3939.What is the original form of the ideal gas equation?
Question 4040.3.9g of potassium reacts with water to produce potassium hydroxide and hydrogen gas. Calculate the mass of potassium hydroxide produced.
Question 4141.Which of the following could be an empirical formula?
Question 4242.A reaction will release heat when:
Question 4343.A piece of copper wire contains 5 moles of copper atoms. What is its mass?
Question 4444.Which of the following equations is exothermic?
Question 4545.What is NOT something that a phase equilibrium line shows?
Question 4646.A 6.95 gram sample of radioactive nobelium-259 has a half-life of 58 min. How much is left after 2 hours and 54 minutes?
Question 4747.As you move from top to bottom on the periodic table, what happens to the atomic radius?
Question 4848.How many dots would you put around carbon, a group IVA element?
Question 4949.What is the net effect of the common ion?
Question 5050._____ properties of matter can be determined without changing composition, while _____ properties of matter must change the composition of matter.
CLEP Chemistry: Study Guide & Test Prep Final Exam Instructions
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