If asked "What is an isotope ?" in GCSE Chemistry, a more detailed answer is required using one of the definitions below: Definitions of an isotope: Isotopesare atoms of thesameelementthat have thesamenumber of protons butdifferentnumbers of neutrons. ...
These different types of mixtures are interesting but might not be essential knowledge for GCSE Chemistry. The descriptions are non-technical (omitting details, e.g. of particle sizes), but sufficient for general comparison. Thesubstancesof which a mixture is formed can sometimes be identified visua...
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STEM (Science, Technology, Engineering, and Maths) is a subgroup of subjects that form the basis of many careers. Learn more about what STEM means and what to expect from STEM subject studies.
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The raw materials for DNA synthesis are deoxynucleotide triphosphates. Deoxynucleotide triphosphates are molecules in which a nitrogenous base is...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your tough homework and...
English is such a hodgepodge of different languages – it’s essentially Germanic but a lot of its vocabulary comes from French, and technical words stem from Latin and Greek. This feature makes English fairly adaptable – which is a good thing for a world language – but it causes ...
I am from India and I worked in Australia and New Zealand for 10 years and here in US for 10 years. The US system is the easiest to pass exams, you can practice as a specialist without passing boards (after residency training you can practice as board eligible and after passing boards ...
Bonding (both ionic and covalent) provides a description of the amazing ability of solids to hold themselves together. Even the rule that atoms need to try to be surrounded by a complete shell of electrons is just a part of the description that works well for chemistry. But I’d like to...
There will be pictures of me with a headline, "Rebecca Loos gets them out again!" You can see what's going to happen.' She recently completed a two-week trial as a presenter on Dutch television and has been offered a year's contract, though she is not sure she wants to base ...