Che 1000 Practice Final Exam

OCC AH Chemistry

If you have any questions or concerns about this quiz,
please contact the creator of the quiz.

To answer the questions below enter a short answer. Then click "submit" to send your answers. Exponents are represented as e and a signed value. For example, 1000 is 1e3 and 0.001 is 1e-3. Subscripts are not available so use regular numbers instead. When you enter a numerical answer, do not enter letters (like g, grams, mol etc).

  1. Your textbook is approximately 27.0 cm long, 21.0 cm wide and 4.40 cm thick. Construct the appropriate dimensional analysis to calculate the text's volume in cubic inches. (2.54 cm = 1.00 in)

    2. Your answer:

  2. Convert 25°C to °F.

    3. Your answer:

  3. Convert 25°C to K.

    4. Your answer:

  4. What is the term for the smallest particle of matter that retains all the properties of a particular chemical element?

    5. Your answer:

  5. What is the term for two or more atoms chemically combined in definite proportions by mass?

    6. Your answer:

  6. A 20.0 g piece of metal at 203°C is dropped into 100.0 g of water at 25.0°C. The water temperature rises to 29.0°C. Calculate the specific heat of the metal. Assume all of the heat lost by the metal is transferred to the water and no heat is lost to the surroundings. (Specific heat of water is 4.184J/g°C)

    7. Your answer:

  7. State the name of 47-Ag-108.

    8. Your answer:

  8. 47-Ag-108 has how many protons?

    9. Your answer:

  9. 47-Ag-108 has how many electrons?

    10. Your answer:

  10. 47-Ag-108 has how many neutrons?

    11. Your answer:

  11. State the name of 56-Ba-137.

    12. Your answer:

  12. 56-Ba-137 has how many protons?

    13. Your answer:

  13. 56-Ba-137 has how many neutrons?

    14. Your answer:

  14. What are the atomic mass units of 56-Ba-137?

    15. Your answer:

  15. Name the compound H3PO4. Spelling must be correct.

    16. Your answer:

  16. Write the formula for lead (II) sulfide.

    17. Your answer:

  17. Write the name for N2O3. Spelling must be correct. Use lower case letters for this and other similar questions.

    18. Your answer:

  18. Name the compound CaSO4. Spelling must be correct.

    19. Your answer:

  19. Name the compound CoCl2*6H2O. Spelling must be correct.

    20. Your answer:

  20. Write the formula for hydrofluoric acid.

    21. Your answer:

  21. Name the compound H2S(aq). Spelling must be correct.

    22. Your answer:

  22. Name the compound LiF(s). Spelling must be correct.

    23. Your answer:

  23. Name the compound S2Cl2. Spelling must be correct.

    24. Your answer:

  24. Name the compound CuSO4*5H2O. Spelling must be correct.

    25. Your answer:

  25. Calculate the number of grams in 2.876e24 molecules of ethanol (C2H5OH) to the nearest gram. You must use a periodic table of the elements.

    26. Your answer:

  26. Enter the coefficients needed to balance the equation C3H5(NO3)3 (l)-> CO2(g) + H2O(l) + N2(g) + O2(g). Separate the coefficients by commas (eg 11,1,3,4,4).

    27. Your answer:

  27. Enter the coefficients needed to balance the equation Cu(NO3)2(s) -> CuO(s) + NO2(g) + O2(g). Separate the coefficients by commas (eg 11,1,3,4,4).

    28. Your answer:

  28. Enter the coefficients needed to balance the equation Al(s) + CuSO4(aq) -> Cu(s) + Al2(SO4)3(aq). Separate the coefficients by commas (eg 11,1,3,4,4).

    29. Your answer:

  29. Al(s) + CuSO4(aq) -> Cu(s) + Al2(SO4)3(aq) is what type of reaction?

    30. Your answer:

  30. Silver metal tarnishes in the presence of hydrogen sulfide gas and oxygen according to the reaction: 4Ag(s)+2H2S(g)+O2(g)->2Ag2S(s) +2H20(l). How many grams of silver sulfide can be formed from a mixture of 1.1g Ag, 0.14g H2S and 0.080g O2? You must use a periodic table of the elements.

    31. Your answer:

  31. Construct an electron orbital diagram for 18-Ar-39. How many total electrons are in the 3p orbitals?

    32. Your answer:

  32. Write the Lewis structure for carbon tetrachloride. What is the shape of a carbon tetrachloride molecule?

    33. Your answer:

  33. How many joules of energy are required to change 300.0 g of ice at 0.0°C to steam at 100.°C? The specific heat of H20 is 4.184J/g°C,the heat of fusion of H20 is 335 J/g, and the heat of vaporization of H20 is 2.26e3J/g.

    34. Your answer:

  34. Calculate the molarity of 2.5 mol of NaCl dissolved in 0.650 L of solution.

    35. Your answer:

  35. Calculate the pH of a solution with a [H1+] = 3e-5 M to the nearest 0.1 pH unit.

    36. Your answer:

  36. Suppose 50.00 mL of 0.150 M NaOH solution is required to neutralize 63.00 mL of hydrochloric acid solution. The equation for the reaction is: NaOH (aq) +HCI(aq) ->NaCI(aq) +H20(l). What is the normality of the HCl?

    37. Your answer:

QuizCenter © 2000 - 2002. This quiz was generated at Quiz Center on DiscoverySchool.com. All rights reserved.