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Example IB Chemistry IA. Determine the calcium content of milk by EDTA titrations. And unlike biology, you don't have to memorize every single thing. The page has two very different functions. IB Chemistry IA Ideas and Research Questions These concern developing experimental and investigative scientific skills including the use of current technologies and the . Find chemical and physical properties, biological activities, safety and toxicity information, patents, literature citations and more. Posted: January 03, 2023. February 22, 2017 in Chemistry. Remote username and password Rdale281, Rdale#281, https://rdale.libguides.com/c.php?g=1105798, 4148 Winnetka Ave. N. | New Hope, MN 55427. Investigate an aspect of a simple voltaic cell. The BEST Databases for IB Chemistry IA / EE 1,097 views Premiered Mar 5, 2022 23 Dislike Share Save Mr M 4 Chem 1.94K subscribers Subscribe #IB #IA #chemistry #database #top #mrm4chem. Redox titration can also be used to determine the vitamin C content of foods and drinks. You could use a database to look for trends in for example: solubility, enthalpy of combustion, melting and boiling points, and there is a list of possible databases here. We respect your privacy. Here are some more of our posts you might find useful: We have a team of awesome tutors ready to help you ace the IB. Investigate variables affecting water absorption polymers. Chemical structure database; access to over 43 million structures, properties, and associated information. The ideas presented here are exactly that ideas, not research questions. Data collection can easily convey to your teacher/moderator how much care Investigate the % of chlorine in different bleaches or swimming pool water on different days. It was observed this experiment . It does not consider the identity of the atoms or groups attached to the central atom however, and this does have an effect. This exact same report was submitted as a manuscript to Foundations of Chemistry, an international academic journal which provides an interdisciplinary forum in which chemists, biochemists, philosophers, historians, educators and sociologists discuss conceptual and fundamental issues which relate to the `central science' of chemistry. Investigate whether oxidation of tea / coffee changes its pH. See why 94% of our customers said they would be likely to recommend Alloy.ai. Im interested in a topic having to do with pesticides but the thing is that I am not really sure how to convert it into an actual strong question. Analysis of seaweed (seaweed is a good source of Br and I). How does the ethanol concentration vary for different wines when measured using back-titration with dichromate and ferrous ammonium sulfate? Investigate the rate of evaporation of a liquid with respect to its temperature. 'Utilization' - Relationships between topics, Relating Topics 4 & 14 to all the other topics, 3 & 13. You could compare the experimental values with the actual values, or investigate how different cooking or preparation methods affect the amount of calories in a food. Provided by the Royal Society of Chemistry (RSC) ChemSub Online. For all your other IB Chemistry needs, be sure to visit our IB Chemistry subject page for more resources. Determining the optimal solvent and temperature to give highest yield for the synthesis of Dulcin from Tylenol, using titration, Determining the pKb of a base from its half-equivalence point. The Rate of Decay of full fat and Skim Milks at Different Temperatures. 11. Although students are only supposed to deal with their own supervisor who is able to comment on the final draft there is nothing to stop students collaborating with other students and there are even websites now where IB teachers offer to help individual students with their IA for the payment of a fee. I might just be wrong about how I'm actually supposed to use a database. Is the hydrolysis of aspirin in the stomach affected by the presence of metal ions? If you are a student and wish to access these resources, ask your school to subscribe. 17. The BEST Databases for IB Chemistry IA / EE - YouTube Privately organized database; information on chemical substances. The page has two very different functions. It often is the "make or break" so do ensure to take it seriously. Research questions are difficult to find and formulate where enough data from different sources can be utilized. [2] This can take place by a process of homolytic cleavage or homolysis or heterolytic cleavage or heterolysis of the bond. Measure the concentration of zinc ions in a dietary supplement. The activation energy for a catalysed versus an uncatalyzed reaction can be compared, to see by how much the catalyst lowers the activation energy. 10 Examples of formatting data tables. Since access to school laboratories worldwide has been severely restricted or has been completely unavailable for long periods during the past year this has all changed. Relating experimental and theoretical values for the lattice enthalpies to charge density of different metal ions, Evaluating different mathematical models for the calculation of pI values of amino acids and comparing to database values, Using molecular modelling to explore the relationship between halogen size and the preference for T-shaped geometry in interhalogen compounds. Please do not just copy directly from this list! also sounds too simplistic to me as you can quite easily predict that relationship. To investigate whether different iron complexes used in vitamin tablets are affected by pH using manganate(VII ) titration. A Checklist Guide to Writing a Perfect Chemistry IA. Typical solvents and solutes include water, seawater, heavy water, inorganic compounds, and a variety of organic compounds such as hydrocarbons, halogenated hydrocarbons, alcohols, acids, esters and nitrogen compounds. Investigate the solubility of salts (Ksp values). Does the titration temperature affect how accurately the Mr of a hydrated salt can be determined using redox titration? Within the finish, there are many colours produced depending on the paint company from 100 to 10000. It is often used for decorative or protective means. This can be investigated using an acid-base titration. What I realised after I had written it up for publication in Foundations of Chemistry was that effectively I had completed an individual scientific investigation using secondary data. The resulting IA examiner comments are also provided for each biology IA. www.ibchemistrytutors.com avail highly experienced tutors for any given IB Subject. 37. 4. Posted 6:53:51 PM. Investigate the effect of soil pH on the chlorophyll content in plant leaves. $131,178 Yearly. Does the critical micelle concentration of Triton and Tergitol type surfactants affect their detergent ability? (Hint - there are 4 relations in 3NF form) Points: 8 1. Please let me know. A calorimeter can also be used to work out how many calories are in different types of food and drink. 27. Investigate the enthalpy change of a redox reaction. Using microscale chemistry to determine the relationship between solubility product and temperature for different metal halides. If you continue to use this site we will assume that you are happy with it. Search for content by subject in the Search field. Positions under this announcement are being filled using a D irect Hire Authority (DHA) and Recruitment Incentive is authorized for eligible, highly-qualified applicants. Fragmentation is a type of chemical dissociation, in which the removal of the electron from the molecule results in ionization. Databases. Investigate the hardness of water from different local sources. Websites and Databases for Research - CHS - IB Chemistry IA - LibGuides Is the absorbance of light by transition metal complex related to the ligand charge? Help us improve CareerBuilder by providing feedback about this job: Report this job Job ID: 7BD72A3F29FCA7C0B191AF52B99. Gaining full marks for a databased IA 2014 DP Chemistry (Last exam Nov 2024) Practical scheme of work & IA Internal Assessment Gaining full marks for a databased IA I've made this a free page so that any IB chemistry teacher can access it for educational purposes. This is about how well you engage with the project and make it your own. As catalysts are involved in the rate-determining step of reactions, increasing the surface area of solid catalysts should also increase the rate of reaction. So far I've looked into medicinal chemistry and biochemistry and I want to do something related to the structure or drugs but do you think it would be easier if I switched to doing a database IA in organic chemistry (and look at solubility, melting pointetc)? Egg shell is a finish Like Matt finish, Low sheen, Egg shell, Semi gloss, Gloss etc. I'm not asking for a research question, but could you give me some tips on how to turn ideas into viable research questions. Databases | i-Biology For enzyme-catalysed reactions, you could identify at which temperature the enzyme is denatured. Electroplating is an application of electrolysis which uses an electrical current to reduce metal cations in solution so that a thin layer of metal is deposited onto a metal object. Any simple topic could be used for your Chemistry IA. To probe whether water acidity affects the calcium ion concentration measured using EDTA complexometric titration. etc. 32. r/IBO. 9. 2. IB Survival LLC. Soil also contains other important elements such as nitrogen and iron, which can also be tested for using experimental techniques. Alloy.ai | Actionable Demand and Inventory Insights for Consumer Brands Some anomers exist in an equilibrium between two forms which interconvert, for example glucose and lactose. Join. It is mostly about how you treat your topic and how you present it. Thank you!! HL Chemistry - IA Assistance Notify me of follow-up comments by email. Sixty-Four Free Chemistry Databases | Depth-First Remember! Where to Begin With Your Chemistry IA (With Examples) Obviously this is not an official IB mark and the comments are not official IB feedback but James has a good record of marking according to the IB's standard. It does not consider the identity of the atoms or groups attached to the central atom however, and this does have an effect. Investigating the effect of fermentation time and temperature on the pH of kimchi using acid-base titration. Before the pandemic it is significant that the May 2019 subject report stated only a small proportion of the IAs submitted were based on secondary data from databases - the overwhelming majority were based upon hands-on experimentation. NIST Computational Chemistry Comparison and Benchmark Database. | Ive also added James comments at the end of the report. Search chemicals by name, molecular formula, structure, and other identifiers. 41. 43. You could investigate how temperature affects the equilibrium constant between the two forms using polarimetry, as the shift in equilibrium will cause a change in the optical rotation called mutarotation. Packed with tips and hints to help you avoid common errors, the guide will help keep your IA planning and execution on track. Like many IB students, you may be finding it challenging to think of an idea that a) you are really interested in and b) is feasible for you to complete given the time and resources available. help/tips would be greatly helpful! Common Chemistry (CAS) -Lookup CAS Reg.Number via common chemical name and vice versa. 24. Investigating the bleaching of various food colourings to determine the rate constant. For example, by how much does the enzyme urease lower the activation energy for the hydrolysis of urea into ammonia and carbon dioxide. 29. Title: The Effect of Changing Solutes on the Conductivity of a Solution Name: Kerry Jacobs Course: IB Chemistry Date: For example, does increasing size of an alkyl group attached to the central atom have an effect? Websites and Databases for Research. Hello Astridde, glad you find the article useful. By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. These include measuring changes in mass, gas released, colour of the solution, pH and conductivity to name a few! Its got to be something suitably demanding for diploma-level study, its got to be something relevant to the chemistry syllabus, its got to be something you cant just look up the answer to in a textbook, and crucially, its got to be a topic the student is personally engaged with. 38. Database based Exploring how algae samples' primary productivity changes with temperature, algae concentration, other aquatic plants, turbidity, salinity, nutrients, and other factors. Shoul I do this experiment? Does the temperature at which the titration takes place have an effect on the amount of iodine released from the salt? We provide the following chemistry databases: CSD - a Cambridge Structural Database system and related Mercury, ConQuest, SuperStar, IsoStar, and Mogul programs; RTAM - a bibliographic database of relativistic calculations on atoms and molecules; Free databases on the web. Databases - Chemistry - Research Guides at University of Michigan Library Selected Databases Database Search Search for a database accessible by U-M faculty, students and staff Canvas module on Navigating Science Databases (use tag hsstem) Why use Library Databases? Below you can explore some examples of such IA topics that are sure to score highly on the IA criteria! 6. Successful completion of a curriculum leading to a bachelor's degree in an appropriate scientific field, e.g., engineering technology, physics, chemistry, architecture, computer science, mathematics, hydrology, or geology, may be accepted in lieu of a bachelor's degree in engineering, provided that you have at least 1 year of professional . In 2010 Eugen Schwarz wrote a paper claiming that theoretical quantum mechanical calculations lead to the conclusion that the 3d level is lower in energy than the 4s level in transition elements. This is a list of 50 IB Chemistry IA Ideas, intended solely as a starting point or source of inspiration for students stuck for ideas. Do rust removers containing oxalic acid work better if they are used hot? Chemistry IA Ideas (30+ Topics) - Nail IB It also shows that the IB assessment criteria bear little relationship to the criteria used to judge the worth of a peer-reviewed report for publication in an internationally recognised academic chemistry journal. 50 IB Chemistry IA Ideas - FREE demo- all IB Subject - IB Elite Academy Compunnel Inc. hiring Quality Control Lab Technician in Clinton, Iowa The value for bond enthalpy changes for different molecules depending on the nature of the other bonds in the molecule. IA Chemistry HL 6 The impact of temperature on dissolved oxygen concentration IA Chemistry HL 7 What is the relationship between the temperature of the solution (K) and rate of decomposition (cm3 s -1 ) of carbonic acid (H2CO3) to carbon dioxide (CO2) and water (H2O), and, hence, what is the activation energy (kJ mol-1 ) of this reaction? 31. Using spectrophotometry to investigate whether the CMC of quaternary ammonium salts is affected by pH. Investigating the kinetics of the reaction between potassium iodide and lead nitrate using microchemistry, Modelling bond angles in organic compounds and comparing them to actual values using ACD ChemSketch, The effect of halogen electronegativity and atomic radius on bond angles in halogenoalkanes determined using CambridgeSoft Chem3D software. I am sure IB will consider this in their guidance pack they share with examiners/moderators nearer the time of exam period. Which types of indigestion medicines are fastest at neutralising stomach acid? Royal Society of Chemistry Resources, videos and screen experiments for teachers and students. Periodicity & transition metals (1), 3 & 13. 10. Does water temperature or pH most affect oxygen levels in lakes as measured using the Winkler method? Which factor, UV light, temperature or pH has the greatest effect on the denaturation of lipase measured using UV-VIS spectroscopy?