Download pdf - Understanding the Chemistry Reference Tables Lab w/ Key

Name: _______________________________________

NYS Regents Chemistry: Understanding the Reference Tables

Instructions: Answer the following questions using the Reference Tables for Physical Setting/Chemistry 2011.

1. Name the specific heat capacity of H2O.

2. What is 29 degrees Celsius in Kelvin?

3. Nitrogen has how many positive oxidation states?

4. A molecule of NH4Cl has a solubility (g solute/100 g H2O) of of what at 65 degrees?

5. This symbol measures atomic mass. Give both symbol and name.

6. If 50 liters of propanone is heated to 75 degrees, what will the vapor pressure be?

7. Is titanium more active or less active than silver?

8. In the reaction 2CH3OH(I) + 3O2(g) -> 2CO2(g) + 4H2O(l), what is the heat of reaction?

9. Potassium hydroxide is an acid or a base? What is its formula?

10. Strontium-90 has a longer or shorter half-life than Uranium-238?

11. Element 42 is what? What is its atomic radius?

12. Name the elemental symbol of antimony.

13. Find the density of an item with a volume of 20 mL and a mass of 100 g.

14. In the organic atom butane, how many carbon atoms are present?

15. Name the acid with the formula CH3COOH(aq).

16. State the electron configuration of the element in Group 11, Period 5.

17. Name a nuclide with a half-life of 8.51 minutes.

18. Neon-19 has which decay mode?

19. As temperature increases, a molecule of SO2’s solubility increases or decreases?

20. Is a carbonate soluble in hydrogen dioxide when combined with an ion of lithium?

21. Are 50 grams of ClO3- soluble or insoluble?

22. What does a pascal measure?

23. The unit atm stands for what? How many atm units make up standard pressure?

24. Name the symbol and factor of a number with the prefix nano-.

25. State the atomic mass of boron.

26. State the Group 18 element with the most positive oxidation states.

27. Atomic masses are based on 1/12 of which element?

28. The boiling point of the element with an ionization energy of 590 is what?

29. State the symbol of a proton.

30. State the notation of an alpha particle.

31. State the formula of an alkene.

32. Name an organic compound with a functional group of – O –.

33. State the element with the symbol H.

34. The MB in the formula MAVA = MBVB is what? What does this formula measure?

35. State the element that turns colorless to pink in a pH of 8 to 9.

36. A permanganate ion is represented by what formula?

37. What is the formula for percent error?

38. The density of sulfur is what?

39. Atomic Radius is measured in what unit?

40. State the particle with neither charge nor mass.


Student Response Sheet

Name: _______________________________________

1. _______ J/g x K.

2. _______ K

3. _______

4. _______ g solute/100 g H2O

5. Symbol: _______ Name: _____________________

6. _______ kpa

7. Check: More Active _______ Less Active _______

8. _______

9. Check: Acid _______ Base _______ Formula: _______

10. Check: Longer Half-Life _______ Shorter Half-Life _______

11. Element Name: ______________ Element Number: _______

12. _______

13. Include Units: ______________

14. _______

15. _______

16. Fill the appropriate blanks only. _______-_______-_______-_______-_______-_______

17. _______

18. _______

19. Check: Increases _______ Decreases _______

20. Check: Yes _______ No _______

21. Check: Soluble: _______ Insoluble: _______

22. _______

23. atm: _______ ______________ Number: _______

24. Symbol: _______ Notation: _______

25. _______ amu

26. _______

27. _______

28. _______ K

29. _______

30. _______

31. _______

32. _______

33. _______

34. Measures: _______ Formula for: _______

35. _______

36. _______

37. ____________________________________________________________

38. _______

39. _______

40. _______ Score: ________


Answer Key (Teacher Copy)

1. 4.18 J/g * K.

2. 302 K

3. 5

4. 60

5. u, Atomic Mass Unit

6. ~180 kpa

7. More

8. -1452

9. Base, KOH(aq)

10. Shorter

11. Molybdenum, 146

12. Sb

13. 5 g/ml

14. 4

15. Ethanoic Acid (or acetic acid)

16. 2-8-18-18-1

17. Fe-53 or Iron-53

18. Positron

19. Decreases

20. Yes

21. Soluble

22. Pressure

23. Atmosphere, 1

24. n, 10-9

25. 10.81

26. Xenon

27. Carbon-12

28. 1757

29. p

30. 4/2 He or 4/2 a

31. Cnh2n

32. Ether (methyl ethyl ether is also acceptable)

33. Hydrogen

34. Molarity of OH- , Titration

35. Phenolphthalein

36. Mno4-

37. (Measured value – Accepted value)/accepted value x 100

38. 2

39. pm, (picometers is also acceptable)

40. Gamma

R. Frank