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3. Determine the concentration of biodiesel produced from fruits by using calorimetry. help/tips would be greatly helpful! Provided by the Royal Society of Chemistry (RSC) ChemSub Online. This is a project that accounts for 20% of your final grade. Example IB Chemistry IA - Free download as PDF File (.pdf), Text File (.txt) or read online for free. InThinking Subject Sites for teachers & their classes, Only teachers can take out free trials or subscriptions to our subject sites at 6. I have found a few databases, and I've already read the exemplars posted on the IB site (there were only 2, I wish there were more). Place a heat mat under the can. The best IAs usually take a simple method and explore it from a unique perspective, in order to avoid complications whilst still allowing for an in-depth investigation that will secure those personal engagement marks. Is microscale chemistry a safe and convenient way to do reactions with halogens in a high school environment? 23. I just don't understand how I can use a database that is already focused on investigatingsomething and then use it to investigate something else???? The activation energy for a catalysed versus an uncatalyzed reaction can be compared, to see by how much the catalyst lowers the activation energy. How is the rate of SN2 reactions affected by the carbon-halogen bond strength? Reference to Course: Ecology Experimental Studying whether there is a relationship between the primary structure of amylases and pH buffers. Investigate variables affecting water absorption polymers. Titrating the solution of unknown vitamin C content with iodine solution oxidises the vitamin C and reduces the iodine to iodide ions in a redox reaction. The. ACS Investigate the Ideal Gas Laws using a data logger. Clear editor. Does cooking time affect how much oxalate is released from spinach? Posted: January 03, 2023. IAs involving databases Chemistry IA topics on electrochemistry (voltaic cells, voltammetry, electrolysis) IAs involving gas chromatography IAs involving mass measurements Chemistry IAs involving microscale chemistry IAs involving molecular modelling IA topics using photoconductivity (measuring light intensity) With that out of the way, heres the list: Hello Sir, Does the temperature at which the titration takes place have an effect on the amount of iodine released from the salt? 17 (varies with grade boundaries) or above . Virtual Labs Investigate the effect of soil pH on the chlorophyll content in plant leaves. Assessing the yield of aspirin when prepared using microwave heating compared to conventional heating method, Using thin-layer chromatography to investigate the synthesis of the antiseptic 2,4,6-tricholorohydroxybenzene, Comparing the products from the nitration of benzene, phenol and benzaldehyde using infra-red spectroscopy, The effect of reaction temperature on the yield from esterification reactions, The effect of reaction temperature on product purity when synthesising Oil of Wintergreen assessed using TLC. Clear editor. It is a starting point for further research, not a list of off-the-shelf projects you can select from and take to your teacher. In this post, we give you 50 IB Biology IA Ideas to help you speed up your research process. We respect your privacy. The energy content of different fuels can be compared. IB Chemistry IA Ideas and Research Questions, 50+ Chemistry IA Ideas with Research Question Examples, One of the biggest challenges facing students taking IB chemistry is coming up with a good Internal Assessment (IA) idea, Chemistry IA topics on electrochemistry (voltaic cells, voltammetry, electrolysis), Chemistry IAs involving microscale chemistry, IA topics using photoconductivity (measuring light intensity), IAs involving polarimetry (measuring optical rotation), Chemistry IA topics involving redox titration, Chemistry IA topics based around synthesis, Limiting and excess reactants in chemistry, Easy way to balance chemical equations for GCSE. Is the hydrolysis of aspirin in the stomach affected by the presence of metal ions? It is up to the high standard of Foundations of Chemistry. The resulting IA examiner comments are also provided for each biology IA. Reaxys -Web access to Beilstein/Gmelin and patent database; java structure editor; all users must create . You could look at vitamin C tablets, different brands of orange juice or solid fruit and vegetables. Find chemical and physical properties, biological activities, safety and toxicity information, patents, literature citations and more. 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. 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. Using colorimetry to investigate whether coffee contains more caffeine than tea, Investigating whether solvent polarity affects the mass of caffeine extracted from coffee beans using HPLC. Can aspirin be prepared using microwave heating instead of a water bath? However, He cant explain to himself the relationship between water and calcium ion concentration. Finding reliable and complete databases is important to make sure your results are accurate. Any help you can give is appreciated. Could you please elaborate so I can explain him? As you increase the concentration of a reactant (or the pressure of a gaseous reactant), the rate of reaction increases as the reacting particles are closer together resulting in more collisions. This refers to the amount of base required to saponify a fat sample, and it can be used to compare relative molecular masses of the fats. Studying the vanishing cross reaction between hydrochloric acid and sodium thiosulfate using titration, Using the initial rates method to measure the activation energy for the clock reaction between iodide and peroxydisulfate ions, Investigating the relationship between brewing time and manganese ion content in tea using colorimetry. These include measuring changes in mass, gas released, colour of the solution, pH and conductivity to name a few! To examine if oxalic acid or citric acid rust removers are more effective at higher temperatures using redox titration. The page has two very different functions. 5. Determine the amount of copper in coins using colorimetric analysis. Strugglingfor IB Chemistry IA Ideas? 1.8K subscribers Go through marking of homework IA ( shared in IB Chem teachers facebook group ) and share a 24/24 Database IA Thankyou all for watching - next session in 2 weeks Link to the. If you are a student and wish to access these resources, ask your school to subscribe. 2014 DP Chemistry (Last exam Nov 2024) Practical scheme of work & IA. Could someone please explain how I can use a database for my Chemistry IA? Investigate the hardness of water from different local sources. If I do this experiment and I write it as a IA, Will I get higher points? 26. A free chemical structure database providing fast access to over 25 million structures, properties and associated information. *LINK TO MY BIOLOGY IA* Download. There is evidence of personal input and initiative in the designing, implementation or presentation of the investigation.. Investigate the effects of heterogeneous catalysis on the activation energy of a reaction. Investigate the speed of neutralisation of antacids from different sources. What are good chemistry databases that can be used in the IA? The effect of temperature, pH or salinity on oxygen content could be investigated as one of your IB Chemistry IA ideas. Determine the percentage of iron in an iron compound by a redox titration. Database based Exploring how algae samples' primary productivity changes with temperature, algae concentration, other aquatic plants, turbidity, salinity, nutrients, and other factors. Investigate the effect of pH on the rate of rusting. You could investigate the factors that affect the thickness of the metal layer produced, for example the voltage, electrolyte concentration, the charge on the metal ion in solution or the length of time that the current runs for. One of the major challenges students of International Baccalaureate is finding and selecting a topic for the essay and rightly so. Determine the solubility of an ionic salt in water by plotting a solubility curve and compare the solubility with its literature value. Investigate the rate of evaporation of a liquid with respect to its temperature. Any IA lab should be thoroughly risk assessed by yourself and your teacher should check this risk assessment. December 13, 2017 in Chemistry. Consequently, a well formed Research Question is essential to ensure a high quality IA. Titration: Sweetener Dulcin synthesis from Analgesic Tylenol. Egg shell is a finish Like Matt finish, Low sheen, Egg shell, Semi gloss, Gloss etc. I am sure IB will consider this in their guidance pack they share with examiners/moderators nearer the time of exam period. Alloy.ai Named a Leader in Retail Analytics. How does oxidant concentration affect the intensity of light produced from luminol? How does the size and charge of spectator ions affect the value for the enthalpy of neutralisation, measured using calorimetry? Applied Chemicals and Materials Division. You could compare these two methods to see which gives more accurate results. The page has two very different functions. The biological oxygen demand (BOD) is a measure of water quality and can be calculated by observing how the oxygen content changes over the course of five days. Investigate the factors affecting the colours of transition metal compounds (through the use of a colorimter). You could investigate how soil quality changes along a transect, or take samples from different brands of soil to compare. The marks broke down as: Personal engagement 1/2; Exploration: 2/6; Analysis: 2/6; Evaluation: 0/6 and Communication: 2/4. There are certain essential criteria that an RQ must meet to guarantee a well-performing IA. 1. Clearly the standard at Foundations of Chemistry is not up to IB standards! Scribd is the world's largest social reading and publishing site. Does cooking temperature affect the vitamin C content of kale as measured by iodometric titration? Using Hesss law to calculate a value for the enthalpy of reaction when magnesium burns in steam, Using Hesss law and calorimetry to investigate the relationship between enthalpy of solution, enthalpy of hydration and lattice enthalpy. 10 Examples of formatting data tables. 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? Furthermore, you could then predict a reaction mechanism for the reaction and compare this with literature findings. 2 4 comments Best Add a Comment Rayford_Beez 4 yr. ago Depends on what you need it for. Now many students are having to cope with an investigation based on secondary data. Databases. Chemical structure database; access to over 43 million structures, properties, and associated information. IA Biology HL 6. This can be investigated using an acid-base titration. 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. My second worry is that the whole of the IA assessment has become a ticky box exercise involving passing through hoops that bear little relevance to how chemistry is normally reported. IB Survival LLC. Despite this, in order for students to gain high marks, the RQ is almost required to be written in the form of How does altering variable A affect variable B whilst keeping variables W, X, Y, Z etc. 9. An example would help me understand (doesn't have to be chemistry). How does voltage and electrolyte concentration affect the oxide layer thickness during the anodisation of aluminium? Investigate the rate of evaporation of a liquid with respect to its temperature. Record the initial temperature of the water. For example, how does the bond enthalpy for the C-H bond vary as the length of the alkane increases? You could then work out the percentage yield of the experiment by comparing your experimental yield to the theoretical yield. In your Chemistry IA, being creative for your topic is not a very key criteria. Within each topic listed below, we include the basic reasons for investigating each topic, what the possible independent variables and dependent variables are as well as the basic experimental setup! 32. r/IBO. Positions under this announcement are being filled using a D irect Hire Authority (DHA) and Recruitment Incentive is authorized for eligible, highly-qualified applicants. 4. There is a variation of CaCo3 between the bases. Using iodometric titration to investigate whether the amount of copper varies in different euro coins. Administrative Links. Thank you!! Check them out by clicking here! Will conclusion affect my point. None of the words variable, dependent, independent and constant appear even once in the assessment criteria. Measurement, data processing & analysis (2), MC test: Introduction to materials science, Environmental impact - plastics questions, (AHL) Superconducting metals & X-ray crystallography, MC test: Superconducting metals & X-ray crystallography, Superconducting metals & X-ray crystallography questions, Superconducting metals & X-ray crystallography answers, (AHL) Environmental impact - heavy metals, MC test: Environmental impact - heavy metals, Environmental impact - heavy metals questions, Environmental impact - heavy metals answers, Stereochemistry in biomolecules questions, Nuclear fusion & nuclear fission reactions, MC test: Nuclear fusion & nuclear fission reactions, Nuclear fusion & nuclear fission questions, MC test: Environmental impact global warming, Environmental impact - global warming questions, Environmental impact - global warming answers, (AHL) Electrochemistry, rechargeable batteries & fuel cells, MC test: Electrochemistry, rechargeable batteries & fuel cells, Electrochemistry, rechargeable batteries & fuel cells questions, Electrochemistry, rechargeable batteries & fuel cells answers, MC test: Nuclear fusion & nuclear fission (HL), Nuclear fusion & fission reactions (HL) questions, Nuclear fusion & fission reactions (HL) answers, MC test: Pharmaceutical products & drug action, Pharmaceutical products & drug action questions, Pharmaceutical products & drug action answers, MC test: Environmental impact of some medications, Environmental impact of some medications questions, Environmental impact of some medications answers, (AHL) Taxol - a chiral auxiliary case study, MC test: Taxol - a chiral auxiliary case study, Ten suggestions for IAs using secondary data, A genuine Grade 7 IA report using a database/simulation, Marked IA reports with teacher comments & marks, Factors affecting the rate of nucleophilic substitution reactions, SL Multiple choice tests on individual topics, SL Multiple choice 'quizzes' on sub-topics, HL Multiple choice tests on individual topics, HL Multiple choice 'quizzes' on sub-topics. Several tips I would recommend: Find a personal topic which is of interest to you to introduce what stimulated your inclination to this . The CSD is used in almost every chemistry department worldwide by universities and pharmaceutical companies. Is ease of thermal decomposition of metal carbonates related to their solubility? ChemSpider is a free chemical structure database providing fast text and structure search access to over 67 million structures from hundreds of data sources. Packed with tips and hints to help you avoid common errors, the guide will help keep your IA planning and execution on track. ChemistryViews ChemistryViews is the online science news magazine of Chemistry Europe. There is currently much unease and worry by both teachers and students about Individual Scientific Investigations that are based on secondary data. Posted 6:53:51 PM. A leading publisher of authoritative scientific information. The energy content of different fuels can be compared using a. There are several reasons why you shouldnt do this: Firstly, one of the internal assessment criteria is Personal Engagement.