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Question 11.Using the solubility table in the lesson, which of these salts would you predict to be insoluble in water?
Question 22.What happens to vapor pressure when you add a solute to a solution?
Question 33.What kind of chemical reaction takes place in an electrochemical cell?
Question 44.What is the concentration of hydronium and hydroxide ions in pure water?
Question 55.Which of the following is NOT a characteristic of solid particles?
Question 66.The phase change when gas turns directly into a solid is called:
Question 77.Which of the following is true about paramagnetic atoms?
Question 88.Which scientist is credited with discovering the charge of an electron?
Question 99._____ is a measure of the random motion of particles. _____ is the transfer of energy between two objects due to temperature difference.
The second law of thermodynamics states that:
I. Energy can neither be created nor destroyed
II. All free energy cannot be converted into usable energy
III. The entropy of a system increases over time
Question 1111.What holds high density polyethylene together?
Question 1212.The branch of chemistry that studies carbon-containing molecules is called:
Question 1313.If you observe a transition metal solution is green, and decided it must be an aqueous solution containing nickel, which test did you conduct?
Question 1414.Which feature of the evaporating dish makes it effective in the evaporation process?
Question 1515.How many moles of solute are in a 0.50 L solution of 3.0 molarity?
Question 1616.What is a coefficient?
Question 1717.What are some examples of chemistry?
Question 1818.Analytical chemists _____, while applied chemists _____.
Question 1919.Which of the following is a physical change?
Question 2020.How would you best separate solid sugar from a solution of sugar water?
In the reaction below, which of the following occurs after the pressure is increased?
A(g) + B(g) ---- 2C(g) + D(g)
Question 2222.Which of the following is true about buffers?
Question 2323.What is NOT an example of an organic macromolecule?
Question 2424.Why are metals malleable?
For the following reaction, which substance(s) is (are) the reactant(s)?
sodium + chlorine --> sodium chloride
Question 2626.What is activation energy?
Question 2727.Which of the following can be found in the second period?
Question 2828.How many valence electrons does silicon have?
Question 2929.If gas is added to a container which has a fixed volume, what happens to the pressure in that container?
Question 3030.Under non-ideal conditions, why was the pressure lower using the van der Waals equation?
Question 3131.Which group 3A metal is a liquid at room temperature (or slightly higher than room temperature)?
Question 3232.Which of the following alkaline earth metals is an important nutrient?
Question 3333.When the sum of the masses of all the nucleons within the nucleus is less than the mass of the nucleus, what is the reaction deemed?
Question 3434.If the amount of Zn-71 was reduced from 50 grams to 12.5 grams in 4 minutes, what is the half-life of Zn-71?
Question 3535.What are the best units for measuring temperature in a physical science lab?
Question 3636.What is temperature a measurement of?
Question 3737.Why does a spoonful of sugar dissolve faster than a sugar cube?
Question 3838.What is a net ionic equation?
Question 3939.What is a phase diagram?
Question 4040.Which element has a mass number of 12 and contains 6 neutrons?
Question 4141.The amount of heat given off when 2.00 mols of Al2O3 (aluminum oxide) is formed under standard conditions is closest to
Question 4242.Which set of functional groups is always found in sugars?
Question 4343.If a substance is an electrolyte, which of the following statements is true?
Question 4444.Say you take a reactant A and calculate the amount of moles of another reactant B required to use up all of A. How do you know which of two reactants is the limiting one?
Question 4545.At what step in the scientific method does a scientist propose the problem that he or she wants to solve?
Question 4646.Homogeneous mixtures are also called
Question 4747.When does a precipitate form?
Question 4848.What is a polar molecule?
Question 4949.What is the rate law?
Question 5050.As you move from left to right on the periodic table, what generally happens to the metallic character of elements?
Chemistry: High School Final Exam Instructions
Choose your answers to the questions and click 'Next' to see the next question. You can skip questions if you would like and come back
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appear. Click it to see your results. You will lose your work if you close or refresh this page. Good luck!