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Chem 1A Current Announcements

Chem 1A Current Announcements

Exam 3 is on Thursday November 21. Please bring your lab notebook to be checked on test day.

 

Homework due on Thursday Nov 21:  Chapter 11 #3, 5, 7, and from #33-83.

 

Revised instructions Lab 20 2019

Chem 1A – Fall 2019 Exp. 18 additional question and reminders

 

Homework due  on Thursday Nov 14: Chapter 9 from #53-81, Additional questions #4 and 5, Chapter 11 #1, 2, 6, and from # 9-27.

 

Homework due on Thursday Nov 7: The rest of the Chapter 8 problems from the textbook and the additional problems for chapter 8, Chapter 9 problems from the book in the range from #5-51 and Ch. 9 additional problems #1, 2, 3a. (Note that Additional problem #1 for Chapter 8 and additional problem #1 for Chapter 9 are the same molecules, so you can answer them at the same time.)

 

Clarification for Experiment 18: Notes for Experiment 18 – Chem 1A

 

 

To prepare for the Graphing lab on Tuesday 10/29/19, read this:   Graphing Appendix.     Checklist for Graphs rev 8.8.17

Revised lab schedule: Chem 1A Lecture and Lab Schedule F19 Revised

 

 

Homework due on Thursday Oct 31: Chapter 7 from #55-69, Chapter 8 from #1-47, Additional problem #1abcdefgorst in Chapter 8.

 

Homework due on Thursday Oct 24: Chapter 6 #67-71, #74-79, Additional problems #2, 3, 4, Chapter 7 problems from #13-51.

 

Experiment 15 lab report is due on either Monday Oct 21 or Thursday Oct 24, your choice.

 

Exam 2 is on Thursday Oct 17. Please bring your lab notebooks to be checked on the day of the exam.

 

Class results for the heat of fusion of ice in J/g: 330, 329, 300., 319, 310, and 262. (The last one looks way different from the others… omit it when calculating the standard deviation.)

 

Homework due on Thursday Oct 17: Chapter 5 problems from #67-123, Chapter 11 problems # 41-45, Energy involved in phase changes (all, but especially #4-6), Chapter 6 problems from #6 to #66, 81, 91, 105, Additional problems #1 and 5. This looks like a long list. You don’t have to do all of them, but you should at least look at them and make sure you know how to do them.

 

Expt 13 report sheet: Rpt.13 Calc. of R (ideal gas)

 

Student values of R: 0.07169, 0.08160, 0.08180, 0.08068, 0.07302, 0.05989.

 

Homework due on Thursday Oct 10: Chapter 10 problems #89, #7-10, Effusion/Diffusion problems, Chapter 5 problems up to #65.

 

College Study Skills: Study Skills Links

 

Homework due on Thursday Oct 3: The additional problem on the Ch. 4 HW set, Chapter 1o problems between # 13-81. Homework lists can be found here.

 

Homework due on Thursday Sept 26: Chapter 4 problems on the HW list from #45-108. Don’t do the additional problem on the Chapter 4 HW set yet.

 

The Experiment 6 worksheet is due on Tues Sept 17. The Experiment 5 lab report is due on Tuesday Sept 24.

 

Exam 1 is on Thursday Sept 19 starting at 6 pm. Bring your lab notebook to be checked during the exam.

 

Homework due on Thursday Sept 19: Chapter 3 from #1-7 and from #61 – 110, Chapter 4 from #1-43 and the Ionic Equations Practice problems on the green worksheet. Homework lists can be found here. The answers to the Ionic Equations practice problems can also be found here – scroll to the bottom section of the page.

 

Homework due on Thursday Sept 12: Chapter 3 problems on the HW list between #9 and #57. Homework lists can be found here.

 

Homework due on Thursday Sept 5: All of the Chapter 2 problems on the homework list. Homework lists can be found here. Remember that if you do at least 80% of the HW problems, it still counts as full credit.

 

Homework due on Thursday Aug 29: All of the Chapter 1 problems on the homework list. Homework lists can be found here. Remember that if you do at least 80% of the HW problems, it still counts as full credit.

 

Prelab Lab Example Chem 1A

 

Welcome Back Week activities at Laney

 

Syllabus: Syllabus and Schedule Chem 1A Fall 2019

Lab/Lecture/Assignment/Test schedule: Chem 1A Lecture and Lab Schedule F19

Recommended calculators: Sharp EL-501X,   TI 30XA

 

Free and Low-Cost Resources – at Laney and nearby