Separation and Qualitative Determination of Cations and Anions Instructor’s Guide Master Materials List (complete for 24 students working in pairs) Silver nitrate‚ AgNO3‚ 0.2 M‚ 100 mL* Silver nitrate‚ AgNO3‚ 0.1 M‚ 100 mL* Cupric nitrate‚ Cu(No3)2‚ .02 M‚ 100 mL* Zinc nitrate‚ Zn(NO3)2‚ 0.2 M‚ 100 mL* Ferric nitrate‚ Zn(NO3)2‚ 0.2 M‚ 100 mL* Hydrochloric acid‚ HCl‚ 6 M‚ 125 mL* Nitric acid‚ HNO3‚ 6 M‚ 125 mL* Ammonia‚ NH3‚ 6 M‚ 125 mL* Sulfuric acid‚ H2SO4‚ 6 M‚ 125 mL* Acetic acid
Premium Ion Ammonia Sodium chloride
Pipet 1 Sodium Sulfate‚ 0.1 M - 2.5 mL in Pipet 1 Sodium Sulfide‚ 0.1 M - 2.5 mL in Pipet 1 Unknown - 5 mL in Pipet 1 Lead Acetate Strips - 2 in Bag 2"x 3" – Assembly Procedure 1. Before beginning‚ set up a data table similar to the Data Table: Qualitative Anion Tests in the Lab Report Assistant section. 2. Each anion tested will require the use of three separate test tubes. Complete all of the following tests on one solution‚ record your observations‚ and then thoroughly clean and dry the test tubes
Premium Chlorine Sodium chloride Ammonia
The purpose of this qualitative‚ multi-site case study was to examine the perceptions of teachers‚ administrators‚ and marginally involved parents of low performing students in relation to parent involvement and acidic achievement in the child’s education. There were four findings based on parent involvement and student learning: teacher‚ administrator‚ and parent perceptions of parent involvement levels‚ teachers‚ administrators‚ involvement levels impact student learning‚ strategies and opportunities
Premium Education Psychology Teacher
interview 2 analysis III. Rationale for your instructional design: IV. Part 1 – Pre-Assessment Sub-Part 1 – Quantitative Analysis of Pre-Assessments Sub-Part 2 – Qualitative Analysis of Pre-Assessments V. Forming Our Lesson VI. The Lesson VII. Post-assessment analysis Sub-Part 1 – Quantitative Analysis of Post Assessments Sub-Part 2 – Qualitative Analysis of Post Assessments VIII. Conclusion IX. References X. Appendix A: Lesson Plan XI. Appendix B: Grading Rubric for both pre-test and post-test XII.
Premium UCI race classifications Learning Education
Qualitative Interview on Traits of a Healthy Marriage Principles of Marital Therapy Rob/Chronister Family This interview was conducted with James Rob‚ 63‚ and Tonya Chronister‚ 50‚ on October 11th‚ 2013. Mr. Rob is the only child‚ and his parents had been married for 42 years when his mother passed away. Mrs. Chronister is the youngest of 2 girls‚ and her parents divorced after 28 years of marriage. Mrs. Chronister was introduced to Mr. Rob in October of 1983 when two
Premium Marriage Doctor
Name: Andre Davis Lab Partner: Ariana camper Title: Lab 21 Qualitative Analysis Date: April 11‚ 2017 Objective: The goal for this lab was to take the unknown solution and determine its ions. Experiment Procedure Part 1 Group 1 10 drops of an unknown solution into a test tube. add four drops of 6M HCl‚ then stir it and place in centrifuge for 30seconds to a minute. Test for completeness of precipitation after testing for precipitation add one drop no more than one drop of 6 M HCl to the supernate
Premium Chemistry Bacteria Water
October 7‚ 2013 CASE STUDY (Qualitative and Quantitative Methods for Endoparasite Detection) Introduction Parasitic infections are considered to be a public health problem of global importance by the World Health Organization. The Philippine government has been creating projects to help eradicate this public health problem in the country and although the percentage of infected people has decreased‚ this has not been fully successful just yet. Successful eradication of parasites would involve
Premium Hookworm Intestinal parasite Parasitism
Assessment Results QRI-6. The Qualitative Reading Inventory 6 (QRI-6) is an assessment that uses word lists and passages representing various grade levels to assess a student’s level of performance (Independent‚ Instruction‚ Frustration) for word recognition and reading comprehension. Overall‚ Kenadie was Instructional when orally reading both a fourth grade narrative passage (ON) and a fourth grade expository passage (OE). In word recognition‚ Kenadie scored Independent for both passages;
Premium Educational psychology Psychometrics Education
the elements rubidium (Rb) and caesium (Cs). After this‚ this method was used everywhere to find the chemical make ups of many substances. For example‚ in 2007 there was a huge problem where tainted pet food would cause many pets to become ill. Qualitative analysis was used and it was discovered that Melamine was found in the pet food which altered the results of the protein tests‚ in which caused more ammonia to be generated. The spike in the ammonia level caused the illnesses. The purpose of this
Premium Chemistry Hydrogen Water
The quantitative and qualitative analytical techniques used‚ suggesting improvements for Future investigations D1 Titration: positive aspects of experiment in terms of accuracy -Checking to see if any air bubbles were present and if the burette was leaking before doing the titration. If I did not do this‚ it would alter the end point and hence the titre results. -Recording the volume reading before doing the titration. -Making sure I was
Free Ion Sodium chloride Silver