For my Regent Chemistry 2 class:
• You may find your review sheet key here.
• I will postpone the online lab due date until this Friday. For now, focus on the unit 8 exam this coming Monday.
Dr. Liu
Saturday, October 31, 2009
Friday, October 30, 2009
Update for 10/30/2009
Here is the update for this weekend:
Regent Chemistry 1:
• Reminder: HW #16 due on Monday.
• P2 & P3: Lab. Report #7 due on Monday.
• P5: Be sure to meet in Rm. 311 on Monday during regular class time. We will do Lab. #7 then.
Regent Chemistry 2:
• Be sure to complete the unit exam review sheet. I will post the answer on the blog this weekend.
• Unit Exam #2 on Monday.
• Reminder: I will also post the instruction regarding which SmartScience Lab I want you to complete later this weekend...
Environmental Science 2:
• No HW for this weekend. Enjoy!
Happy Halloween!
Dr. Liu
Regent Chemistry 1:
• Reminder: HW #16 due on Monday.
• P2 & P3: Lab. Report #7 due on Monday.
• P5: Be sure to meet in Rm. 311 on Monday during regular class time. We will do Lab. #7 then.
Regent Chemistry 2:
• Be sure to complete the unit exam review sheet. I will post the answer on the blog this weekend.
• Unit Exam #2 on Monday.
• Reminder: I will also post the instruction regarding which SmartScience Lab I want you to complete later this weekend...
Environmental Science 2:
• No HW for this weekend. Enjoy!
Happy Halloween!
Dr. Liu
Thursday, October 29, 2009
Update for 10/29/2009
Here is the update for today:
Regent Chemistry 1:
• HW #16 (Due Monday): Holt - Read pp. 79-89; Do p. 89 Problems #1, 2, 3, 4.
• Reminder: Lab. #7 tomorrow in Rm. 311 for P2, P3. For P5, you guys will do the lab on Monday during your regular class time in Rm. 311.
• Reminder: Tomorrow we will be following Monday's schedule for Period 1 ~ 4?.
Regent Chemistry 2:
• Complete the unit exam review sheet. I will post the answer on the blog sometimes this weekend.
• Unit Exam #2 on Monday.
• Reminder: I will also post the instruction regarding which SmartScience Lab I want you to complete for this weekend later...
Environmental Science 2:
• No HW for this weekend. Enjoy!
Dr. Liu
Regent Chemistry 1:
• HW #16 (Due Monday): Holt - Read pp. 79-89; Do p. 89 Problems #1, 2, 3, 4.
• Reminder: Lab. #7 tomorrow in Rm. 311 for P2, P3. For P5, you guys will do the lab on Monday during your regular class time in Rm. 311.
• Reminder: Tomorrow we will be following Monday's schedule for Period 1 ~ 4?.
Regent Chemistry 2:
• Complete the unit exam review sheet. I will post the answer on the blog sometimes this weekend.
• Unit Exam #2 on Monday.
• Reminder: I will also post the instruction regarding which SmartScience Lab I want you to complete for this weekend later...
Environmental Science 2:
• No HW for this weekend. Enjoy!
Dr. Liu
Wednesday, October 28, 2009
Update for 10/28/2009
Here is the update for today:
Regent Chemistry 1:
• Looks like quite a number of you had a hard time finish up the exam... Oh well, it's done now... steam off for a bit!
• For those that missed Unit 2 Exam today, tomorrow is your only chance to make it up, be sure to bring a note to explain your absence.
• No HW for today.
Regent Chemistry 2:
• Finish HW #10 Worksheet #4: Heat of Reaction => Due Tomorrow.
• Unit Exam #2 next Monday.
Environmental Science 2:
• No HW today.
Dr. Liu
Regent Chemistry 1:
• Looks like quite a number of you had a hard time finish up the exam... Oh well, it's done now... steam off for a bit!
• For those that missed Unit 2 Exam today, tomorrow is your only chance to make it up, be sure to bring a note to explain your absence.
• No HW for today.
Regent Chemistry 2:
• Finish HW #10 Worksheet #4: Heat of Reaction => Due Tomorrow.
• Unit Exam #2 next Monday.
Environmental Science 2:
• No HW today.
Dr. Liu
Tuesday, October 27, 2009
Update for 10/27/2009
Here is the update for today:
Regent Chemistry 1:
• Unit 2 Exam Tomorrow. Study HARD! (Bring your calculator and Reference tables.)
Regent Chemistry 2:
• HW #10 Worksheet #4 (Due Thursday): Heat of Reaction.
• Unit Exam #2 next Monday.
Environmental Science 2:
• No HW today.
Dr. Liu
Regent Chemistry 1:
• Unit 2 Exam Tomorrow. Study HARD! (Bring your calculator and Reference tables.)
Regent Chemistry 2:
• HW #10 Worksheet #4 (Due Thursday): Heat of Reaction.
• Unit Exam #2 next Monday.
Environmental Science 2:
• No HW today.
Dr. Liu
Monday, October 26, 2009
Update for 10/26/2009
Here is the update for today:
Regent Chemistry 1:
• HW: complete your unit exam 2 review sheet for tomorrow.
• Unit 2 Exam on Wednesday.
Regent Chemistry 2:
• No HW today.
• Unit Exam #2 next Monday/Tuesday.
Environmental Science 2:
• No HW today. A lot of you did not hand in the Lab. #1 Report; Remember, this category is worth 20% of your grade (or more)!
Dr. Liu
Regent Chemistry 1:
• HW: complete your unit exam 2 review sheet for tomorrow.
• Unit 2 Exam on Wednesday.
Regent Chemistry 2:
• No HW today.
• Unit Exam #2 next Monday/Tuesday.
Environmental Science 2:
• No HW today. A lot of you did not hand in the Lab. #1 Report; Remember, this category is worth 20% of your grade (or more)!
Dr. Liu
Friday, October 23, 2009
Update for 10/23/2009
Here is the update for this weekend:
Regent Chemistry 1:
• HW #15 due Monday.
• Lab. Report #6 due Monday.
• Unit Exam #2 likely to be next Tuesday/Wednesday.
Regent Chemistry 2:
• Lab. Report #21 due Monday.
• Unit Exam #2 likely to be next Tuesday/Wednesday.
Environmental Science 2:
• HW #6: Complete all the questions on China's Three Gorge Project worksheet.
Have a good weekend.
Dr. Liu
Regent Chemistry 1:
• HW #15 due Monday.
• Lab. Report #6 due Monday.
• Unit Exam #2 likely to be next Tuesday/Wednesday.
Regent Chemistry 2:
• Lab. Report #21 due Monday.
• Unit Exam #2 likely to be next Tuesday/Wednesday.
Environmental Science 2:
• HW #6: Complete all the questions on China's Three Gorge Project worksheet.
Have a good weekend.
Dr. Liu
Thursday, October 22, 2009
Update for 10/22/2009
Here is the update for today:
Regent Chemistry 1:
• HW #15 (Due Monday): Holt - Read pp. 431~432, Do p. 432 Problems #5, 6, 7, 8, 9.
• Reminder: Lab. #6 in Rm. 311 tomorrow.
• Unit Exam #2 likely to be next Tuesday/Wednesday.
Regent Chemistry 2:
• No HW today.
• Reminder: Lab. #21 in Rm. 311 tomorrow.
• Unit Exam #2 likely to be next Tuesday/Wednesday.
Environmental Science 2:
• I've only received a handful of Lab. #1 Report today. Be sure to turn them in tomorrow. (Don't screw up the 2nd marking period again like you did for the 1st one... Make this one count!)
• Reminder: We will meet for regular class tomorrow in Rm. 311.
Dr. Liu
Regent Chemistry 1:
• HW #15 (Due Monday): Holt - Read pp. 431~432, Do p. 432 Problems #5, 6, 7, 8, 9.
• Reminder: Lab. #6 in Rm. 311 tomorrow.
• Unit Exam #2 likely to be next Tuesday/Wednesday.
Regent Chemistry 2:
• No HW today.
• Reminder: Lab. #21 in Rm. 311 tomorrow.
• Unit Exam #2 likely to be next Tuesday/Wednesday.
Environmental Science 2:
• I've only received a handful of Lab. #1 Report today. Be sure to turn them in tomorrow. (Don't screw up the 2nd marking period again like you did for the 1st one... Make this one count!)
• Reminder: We will meet for regular class tomorrow in Rm. 311.
Dr. Liu
Wednesday, October 21, 2009
Update for 10/21/2009
Here is the update for today:
Regent Chemistry 1:
• HW #14 (Due Tomorrow): Holt - Read pp. 426-431, Do p. 428 Problems 1, 2, p. 431 Problem 2, 3.
Regent Chemistry 2:
• No new HW tonight. Be sure to complete HW #9(Worksheet #3: Heating and Cooling Curve) and Lab. Report #19 for submission tomorrow.
Environmental Science 2:
• LAB. #1 Lab. Sheet and Lab. Report due tomorrow.
Dr. Liu
Regent Chemistry 1:
• HW #14 (Due Tomorrow): Holt - Read pp. 426-431, Do p. 428 Problems 1, 2, p. 431 Problem 2, 3.
Regent Chemistry 2:
• No new HW tonight. Be sure to complete HW #9(Worksheet #3: Heating and Cooling Curve) and Lab. Report #19 for submission tomorrow.
Environmental Science 2:
• LAB. #1 Lab. Sheet and Lab. Report due tomorrow.
Dr. Liu
Tuesday, October 20, 2009
Update for 10/20/2009
I just realized that somehow I didn't post the assignment on Monday, so I will be combining both posting today:
Regent Chemistry 1:
• HW #12: (Due Tuesday) Unit 1- Post Unit Exam Review Drill Exercise Worksheet.
• HW #13: (Due Wednesday) Holt - Read pp. 421-425, Do p. 422 Problems 11, p. 425 Problem 1, 2, 3.
Regent Chemistry 2:
• HW #9: (Due Wednesday) Worksheet #3: Heating and Cooling Curve.
• Reminder: I noticed that only 6 of you have handed in Lab. Report #19. Be sure to complete and submit your Lab. Report #19 tomorrow.
Environmental Science 2:
• Tomorrow is our last observation on Lab. #1. Be sure to answer the questions on the lab. sheet after tomorrow's observation and complete a separate lab. report to be handed in with the lab. sheet. In your lab report, be sure to include the following sections: Lab Report Heading (Name, Class, Period, Lab. # & Title, Date), Problem, Hypothesis, Materials, Procedures, Result & Discussion, Conclusion. The complete report is due on Thursday.
Dr. Liu
Regent Chemistry 1:
• HW #12: (Due Tuesday) Unit 1- Post Unit Exam Review Drill Exercise Worksheet.
• HW #13: (Due Wednesday) Holt - Read pp. 421-425, Do p. 422 Problems 11, p. 425 Problem 1, 2, 3.
Regent Chemistry 2:
• HW #9: (Due Wednesday) Worksheet #3: Heating and Cooling Curve.
• Reminder: I noticed that only 6 of you have handed in Lab. Report #19. Be sure to complete and submit your Lab. Report #19 tomorrow.
Environmental Science 2:
• Tomorrow is our last observation on Lab. #1. Be sure to answer the questions on the lab. sheet after tomorrow's observation and complete a separate lab. report to be handed in with the lab. sheet. In your lab report, be sure to include the following sections: Lab Report Heading (Name, Class, Period, Lab. # & Title, Date), Problem, Hypothesis, Materials, Procedures, Result & Discussion, Conclusion. The complete report is due on Thursday.
Dr. Liu
Friday, October 16, 2009
Update for 10/16/2009
End of the 1st Marking Period! Time does fly, indeed...
Regent Chemistry 1:
• Reminder: HW #11 - Worksheet #2: Temperature and Pressure Unit Conversion due Monday.
• Lab. Report #5 is due on Monday.
Regent Chemistry 2:
• HW #8 - Worksheet #2: Measurement of Heat Energy due Monday.
• Lab. Report #20 is also due on Monday
Environmental Science 2:
• Make sure you keep the lab. sheet you have for today's lab. (I don't have that many extras). Your experimental set-up will be moved to our classroom for further observation. Starting Monday you can make observation when you came into the class. At the end of the observation period, you will be asked to write a lab. report along with the completion of the lab. sheet.
Dr. Liu
Regent Chemistry 1:
• Reminder: HW #11 - Worksheet #2: Temperature and Pressure Unit Conversion due Monday.
• Lab. Report #5 is due on Monday.
Regent Chemistry 2:
• HW #8 - Worksheet #2: Measurement of Heat Energy due Monday.
• Lab. Report #20 is also due on Monday
Environmental Science 2:
• Make sure you keep the lab. sheet you have for today's lab. (I don't have that many extras). Your experimental set-up will be moved to our classroom for further observation. Starting Monday you can make observation when you came into the class. At the end of the observation period, you will be asked to write a lab. report along with the completion of the lab. sheet.
Dr. Liu
Thursday, October 15, 2009
Update for 10/15/2009
Here is the update for today:
Regent Chemistry 1:
• HW #11: (Due Monday)
Holt - Read pp. 416~422; Do Worksheet #2: Temperature and Pressure Unit Conversion.
(All Student finish 1st page; For bonus credits: Complete the Advanced Problems).
• Reminder: Lab. #5 in Rm. 311 tomorrow.
• Reminder: End of 1st Marking Period tomorrow.
Regent Chemistry 2:
• HW #8: (Due Monday)
Holt - Read pp. 338~340; Do Worksheet #2: Measurement of Heat Energy.
(All Student finish 1st page; For bonus credits: Complete the Advanced Problems).
• Reminder: Lab. #20 in Rm. 311 tomorrow.
• Reminder: End of 1st Marking Period tomorrow.
Environmental Science 2:
• No HW today.
Dr. Liu
Regent Chemistry 1:
• HW #11: (Due Monday)
Holt - Read pp. 416~422; Do Worksheet #2: Temperature and Pressure Unit Conversion.
(All Student finish 1st page; For bonus credits: Complete the Advanced Problems).
• Reminder: Lab. #5 in Rm. 311 tomorrow.
• Reminder: End of 1st Marking Period tomorrow.
Regent Chemistry 2:
• HW #8: (Due Monday)
Holt - Read pp. 338~340; Do Worksheet #2: Measurement of Heat Energy.
(All Student finish 1st page; For bonus credits: Complete the Advanced Problems).
• Reminder: Lab. #20 in Rm. 311 tomorrow.
• Reminder: End of 1st Marking Period tomorrow.
Environmental Science 2:
• No HW today.
Dr. Liu
Tuesday, October 13, 2009
Update for 10/13/2009
Here is the update for today:
Regent Chemistry 1:
• Well, the 1st Unit Exam wasn't so bad, right?!
• If you did not submit either HW #10 or Lab. Report #4 today, make sure you complete them and turn them in immediately. End of 1st Marking Period is this Friday.
• Since most of you will be taking PSAT tomorrow, be sure to arrive at school by 7: 45 AM to get your room assignment.
Regent Chemistry 2:
• In addition to the exam corrections you did today in-class, so far I've received very few Lab. Report #19 submission. Remember, if you don't turn them in immediately, it will not graded in time for your 1st Marking Period grade (which ends this Friday).
Environmental Science 2:
• If you were busy doing make-up exam today, we have completed Classwork #1 assignment in-class today. I am enclosing the questions below, you may complete them by perform a little internet research and submit your work.
• Classwork #1: Solid Waste Disposal (I) (Name, Period, Date, Assignment Title)
1. Where do most of New York City’s solid wastes go? Specifically what kind of waste disposal facility?
2. What are the environmental impacts created by dumping of NYC’s solid wastes?
3. What kind of materials are collected through curbside recycling programs?
4. What is a “superfund site”?
Dr. Liu
Regent Chemistry 1:
• Well, the 1st Unit Exam wasn't so bad, right?!
• If you did not submit either HW #10 or Lab. Report #4 today, make sure you complete them and turn them in immediately. End of 1st Marking Period is this Friday.
• Since most of you will be taking PSAT tomorrow, be sure to arrive at school by 7: 45 AM to get your room assignment.
Regent Chemistry 2:
• In addition to the exam corrections you did today in-class, so far I've received very few Lab. Report #19 submission. Remember, if you don't turn them in immediately, it will not graded in time for your 1st Marking Period grade (which ends this Friday).
Environmental Science 2:
• If you were busy doing make-up exam today, we have completed Classwork #1 assignment in-class today. I am enclosing the questions below, you may complete them by perform a little internet research and submit your work.
• Classwork #1: Solid Waste Disposal (I) (Name, Period, Date, Assignment Title)
1. Where do most of New York City’s solid wastes go? Specifically what kind of waste disposal facility?
2. What are the environmental impacts created by dumping of NYC’s solid wastes?
3. What kind of materials are collected through curbside recycling programs?
4. What is a “superfund site”?
Dr. Liu
Friday, October 9, 2009
Update for 10/9/2009
Here is the update for this weekend:
Regent Chemistry 1:
• Reminder: HW #10 due Tuesday (See yesterday's posting).
• Lab. Report #4 Due Tuesday.
• Unit 1 Exam on Tuesday.
Regent Chemistry 2:
• Lab. Report #19 Due Tuesday.
• Please use the data set below for Part 2 of your experiment:
Hot Water: 87 grams
Initial Temp. 26.4 oC
0.5 min 55.0 oC
1.0 min 55.4 oC
1.5 min 55.2 oC
2.0 min 55.1 oC
2.5 min 55.1 oC
3.0 min 55.0 oC
Final Temp: 55.0 oC
Environmental Science 2:
• Now that you've finished the unit exam, enjoy the weekend!
That's all, folks, have a good weekend.
Dr. Liu
Regent Chemistry 1:
• Reminder: HW #10 due Tuesday (See yesterday's posting).
• Lab. Report #4 Due Tuesday.
• Unit 1 Exam on Tuesday.
Regent Chemistry 2:
• Lab. Report #19 Due Tuesday.
• Please use the data set below for Part 2 of your experiment:
Hot Water: 87 grams
Initial Temp. 26.4 oC
0.5 min 55.0 oC
1.0 min 55.4 oC
1.5 min 55.2 oC
2.0 min 55.1 oC
2.5 min 55.1 oC
3.0 min 55.0 oC
Final Temp: 55.0 oC
Environmental Science 2:
• Now that you've finished the unit exam, enjoy the weekend!
That's all, folks, have a good weekend.
Dr. Liu
Thursday, October 8, 2009
Update for 10/8/2009
Here is the update for today:
Regent Chemistry 1:
• HW #10: (Due Tuesday) Holt - Read pp. 40~45; Do p. 45 Problems #3, 5, 7, 8.
• Reminder: Lab. #4 tomorrow in Rm. 311.
• Reminder: Unit Exam #1 on Tuesday.
Regent Chemistry 2:
• Steam-off!
• Reminder: Lab. #19 tomorrow in Rm. 311.
Environmental Science 2:
• Unit Exam #1 tomorrow in Rm. 311. Study hard!
Dr. Liu
Regent Chemistry 1:
• HW #10: (Due Tuesday) Holt - Read pp. 40~45; Do p. 45 Problems #3, 5, 7, 8.
• Reminder: Lab. #4 tomorrow in Rm. 311.
• Reminder: Unit Exam #1 on Tuesday.
Regent Chemistry 2:
• Steam-off!
• Reminder: Lab. #19 tomorrow in Rm. 311.
Environmental Science 2:
• Unit Exam #1 tomorrow in Rm. 311. Study hard!
Dr. Liu
Wednesday, October 7, 2009
Update for 10/7/2009
Here is the update for today:
Regent Chemistry 1:
• As promised, I have uploaded the answer to the review sheet for Unit 1 here. Use that to help you study.
• Unit Exam #1 has been postponed to Tuesday 10/13/2009. Use these five extra days to your advantage (to learn the materials better).
Regent Chemistry 2:
• Unit Exam tomorrow. Study hard!
Environmental Science 2:
• Make sure you complete HW #5 and submit it by tomorrow.
• Unit Exam on Friday.
Dr. Liu
Regent Chemistry 1:
• As promised, I have uploaded the answer to the review sheet for Unit 1 here. Use that to help you study.
• Unit Exam #1 has been postponed to Tuesday 10/13/2009. Use these five extra days to your advantage (to learn the materials better).
Regent Chemistry 2:
• Unit Exam tomorrow. Study hard!
Environmental Science 2:
• Make sure you complete HW #5 and submit it by tomorrow.
• Unit Exam on Friday.
Dr. Liu
Tuesday, October 6, 2009
Update for 10/6/2009
Here is the update:
Regent Chemistry 1:
• HW: Work on your review sheet for the upcoming exam.
• Unit Exam on Thursday.
Regent Chemistry 2:
• HW: Work on the two review sheets for the upcoming exam.
• Unit Exam on Thursday.
Environmental Science 2:
• HW #5 (Due Tomorrow) - I could not locate the specific URL for the classification of hazardous wastes. Hence, I've enclosed the notes and the HW questions here.
• Reminder: Unit Exam on Friday.
Dr. Liu
Regent Chemistry 1:
• HW: Work on your review sheet for the upcoming exam.
• Unit Exam on Thursday.
Regent Chemistry 2:
• HW: Work on the two review sheets for the upcoming exam.
• Unit Exam on Thursday.
Environmental Science 2:
• HW #5 (Due Tomorrow) - I could not locate the specific URL for the classification of hazardous wastes. Hence, I've enclosed the notes and the HW questions here.
• Reminder: Unit Exam on Friday.
Dr. Liu
Monday, October 5, 2009
Update for 10/5/2009
Here it is...
Regent Chemistry 1:
• HW #9: (Due Tomorrow) Holt - Read pp. 54~59, Do p. 59 Practice Problems 1, 2, 3
• Interim Progress report been sent out tonight.
• Unit Exam on Thursday.
Regent Chemistry 2:
• HW #7 (Due tomorrow): Holt - Read pp. 241-248; Do p. 248 #1, #4(a-c), #5, #6 (a,b)
• Interim Progress report been sent out tonight.
• Unit Exam on Thursday.
Environmental Science 2:
• No HW today.
• Unit Exam on Friday.
Dr. Liu
Regent Chemistry 1:
• HW #9: (Due Tomorrow) Holt - Read pp. 54~59, Do p. 59 Practice Problems 1, 2, 3
• Interim Progress report been sent out tonight.
• Unit Exam on Thursday.
Regent Chemistry 2:
• HW #7 (Due tomorrow): Holt - Read pp. 241-248; Do p. 248 #1, #4(a-c), #5, #6 (a,b)
• Interim Progress report been sent out tonight.
• Unit Exam on Thursday.
Environmental Science 2:
• No HW today.
• Unit Exam on Friday.
Dr. Liu
Friday, October 2, 2009
Update for 10/2/2009
Here are the updates for today:
Regent Chemistry 1:
• Lab. Report #3 due on Monday.
• Unit Exam to be held next Wednesday/Thursday.
Regent Chemistry 2:
• Lab. Report #18 due on Monday.
• Unit Exam to be held next Wednesday/Thursday.
Environmental Science 2:
• HW #4 (Due Monday): Answer all the questions on the two case studies related to mining and soil erosion (handout).
• Unit Exam to be held possibly next week.
Have a good weekend.
Dr. Liu
Regent Chemistry 1:
• Lab. Report #3 due on Monday.
• Unit Exam to be held next Wednesday/Thursday.
Regent Chemistry 2:
• Lab. Report #18 due on Monday.
• Unit Exam to be held next Wednesday/Thursday.
Environmental Science 2:
• HW #4 (Due Monday): Answer all the questions on the two case studies related to mining and soil erosion (handout).
• Unit Exam to be held possibly next week.
Have a good weekend.
Dr. Liu
Thursday, October 1, 2009
Update for 10/1/2009
Here are the updates for today:
Regent Chemistry 1:
• No new HW for tonight.
• Reminder: Lab. #3 tomorrow in Rm. 311.
Regent Chemistry 2:
• No new HW for tonight.
• Reminder: Lab. #18 tomorrow in Rm. 311.
Environmental Science 2:
• Reminder: Class meet in Rm. 311 tomorrow.
Dr. Liu
Regent Chemistry 1:
• No new HW for tonight.
• Reminder: Lab. #3 tomorrow in Rm. 311.
Regent Chemistry 2:
• No new HW for tonight.
• Reminder: Lab. #18 tomorrow in Rm. 311.
Environmental Science 2:
• Reminder: Class meet in Rm. 311 tomorrow.
Dr. Liu
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