2022MIT PRIMES项目介绍,如何参加这个高含金量项目?
和国际科研赛事相比,MIT PRIMES因为有地域限制,相对比较小众。但作为由MIT主办的科研项目,PRIMES其实具有极高的含金量。 它被誉为通往MIT的捷径,超40%的参与者录取了MIT!除了MIT,它也是其他TOP美本招生官眼...
和国际科研赛事相比,MIT PRIMES因为有地域限制,相对比较小众。但作为由MIT主办的科研项目,PRIMES其实具有极高的含金量。 它被誉为通往MIT的捷径,超40%的参与者录取了MIT!除了MIT,它也是其他TOP美本招生官眼...
Core Practical 12: Preparing a Transition Metal Complex Method Weigh between 1.4 g and 1.6 g of copper(II) sulfate. To do this you should weigh a test tube and record its mass. Then add the ...
Core Practical 11: Redox Titration Redox Titrations In a titration, the concentration of a solution is determined by titrating with a solution of known concentration. In redox titrations, an...
Core Practical 14: Finding the Activation Energy of a Reaction In this practical the activation energy for the reaction between bromide ions and bromate(V) ions will be determined BrO3- + 5B...
Core Practical 13a: Titrimetric Methods The reaction between iodine in an acidic solution and propanone is CH3COCH3 (aq) + I2 (aq) → CH3COCH2I (aq) + H+ (aq) + I- (aq) We can follow the rate...
Core Practical 10: Investigating Electrochemical Cells Measuring the EMF of a cell To measure a cell EMF you will need Two small beakers, around 75 cm3 capacity Strips of suitable metals suc...
Core Practical 9: Finding Ka for a Weak Acid The Ka of a weak acid may be determined by finding the pH at the half equivalence point At the half equivalence point Ka = [H+] Key steps in the ...
Types of Column Chromatography Column Chromatography In column chromatography, the column is often a long vertical glass tube or in the laboratory a burette is suitable An inert solid (usual...
Thin Layer Chromatography Principles of Chromatography Chromatography is a technique that enables the separation of mixtures and includes: thin-layer chromatography (TLC) column chromatograp...
Proton NMR - Introduction Nuclear Magnetic Resonance (NMR) spectroscopy is used for analysing organic compounds All samples are measured against a reference compound – Tetramethylsilane (TMS) Tetr...
Using Carbon-13 Data Nuclear Magnetic Resonance (NMR) spectroscopy is used for analysing organic compounds Atoms with odd mass numbers usually show signals on NMR For example, isotopes of at...
准备留学英国的同学们都清楚,英国大学的录取政策采用的是先到先得,择优录取的原则。那么每年的秋季大家都关注着英国学校开放申请了吗?今天汇总下已经开放申请和可能提早截止的学校,希望给大家带来一些帮助~ ...
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