Experiment 4 Study guides, Class notes & Summaries

Station 1. You have run an experiment studying the effects of the molecular weight of a compound on the rate of diffusion in agar. Compound X has a molecular weight of 25.3 g/mol and compound Y has a molecular mass of 156.2 g/mol. On two separate agar plates, 0.1 g of each substance were transferred and allowed to diffuse for 2 hours. The results below were obtained. Use this information about this situation to answer the following three questions. 1. Question: (CO 1) What was the independent v...

BIOCHEMISTRY LAB REPORT 4 2023| PORTAGE LEARNING|WITH PROCEDURES, EXPLANATION AND FINAL RESULTS.HIGHLY VERIFIRD Experiment #: Lab 4 Title: Chromatography of molecules. Purpose: The goals for the student performing the experiment are 1. Explain the fundamentals of chromatography. 2. Demonstrate ion exchange and size- exclusion chromatography. 3. Separate a Real-World sample. The student should be able to use the techniques learned and be able to apply them to further use in the lab or ...

PSC1501 Assignment 3 2023 100% TRUSTED workings, explanations and solutions. Whatsapp 067 171 1739 for assistance ...................................................... QUESTION 1 1. Specific aim 1: “Doing Science” states that: Learners should be able to complete investigations, analyse problems and use practical processes and skills in evaluating solutions. This means that learners should plan and do simple investigations and solve problems that need some practical ability. Attitudes a...

Biology 101 Final Exam WVU Dr. Ripley 100% Verified Review Latest Update 2023 What are the steps of the scientific method? - ANS-1. Make *observations* 2. Formulate a *hypothesis* 3. *Devise* a testable prediction 4. *Conduct* a critical experiment 5. *Draw* conclusions and make *revisions* Theory - ANS-a hypothesis that has withstood the test of time and is unlikely to be altered by any new evidence, broader in scope than an hypothesis. Hypothesis (how can a hypothesis become a theo...

GCSE COMBINED SCIENCE: TRILOGY 8464/C/1F Chemistry Paper 1F Version: 1.0 Final *JUN238464C1F01* IB/M/Jun23/E5 8464/C/1F For Examiner’s Use Question Mark 1 2 3 4 5 6 7 TOTAL Monday 22 May 2023 Morning Time allowed: 1 hour 15 minutes Materials For this paper you must have: • a ruler • a scientific calculator • the periodic table (enclosed). Instructions • Use black ink or black ball-point pen. • Pencil should only be used for drawing. • Fill in the boxes ...

RSC2601 – Research in Social Sciences 1 RSC2601 - Research in the Social Sciences EXAM PREPARATION This document is a compilation of past UNISA exam Questions and Answers, Assignment Questions and Answers, as well as Test Yourself Questions and Answers from Studyguide. Answers are motivated by a combination of: • Page references to the UNISA Study Guide: • Short summaries regarding the relevant topic(s) in question. Past exams covered are: • May/Jun 2011 • Oct/Nov...

This document contains workings, explanations and solutions to the RDF2601 Assignment 2 (QUALITY ANSWERS) 2024. For assistance call or us on 0.6.8..8.1.2..0.9.3.4..... QUESTION 1: (38) Learning and teaching support materials / resources (LTSM) provide the structure for teaching within which learners explore, experiment, plan and make decisions for themselves, thus enabling them to learn, develop and make good progress. 1.1. Briefly provide the importance of resources and complete the followi...

AQA GCSE COMBINED SCIENCE: TRILOGY 8464/C/2H Higher Tier Chemistry Paper 2H Question Paper + Mark scheme [MERGED] June 2022 *junc2h01* IB/M/Jun22/E11 8464/C/2H For Examiner’s Use Question Mark 1 2 3 4 5 6 TOTAL Time allowed: 1 hour 15 minutes Materials For this paper you must have: • a ruler • a scientific calculator • the periodic table (enclosed). Instructions • Use black ink or black ball-point pen. • Pencil should only be used for drawing. • Fill in ...

Portage Learning / BIOD 171 Microbiology Lab Exams 1-8(Answered) 1 lOMoAR cPSD| Portage Learning / BIOD 171 Microbiology Lab Exams 1>8(Answered) Downloaded by charity nimo () Answer the following questions. 1. At what temperature is the fixed incubator set to, as presented in the lab video? 37°C 2. At what temperature should you refrigerate bacterial samples? Explain why this is beneficial. 4°C. This temperature slows bacterial growth and prolongs the life of the sample. 3. What...

OCR 2023 GCE Psychology H167/02: Psychological themes through core studies AS Level Question Paper & Mark Scheme (Merged) Please write clearly in black ink. Do not write in the barcodes. Centre number Candidate number First name(s) Last name Oxford Cambridge and RSA Monday 22 May 2023 – Afternoon AS Level Psychology H167/02 Psychological themes through core studies Time allowed: 1 hour 30 minutes INSTRUCTIONS • Use black ink. • Write your answer to each question in the s...