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Precipitates and their colour.
gus i believe it has do do with emission spectroscopy. When the compound is altered in a chemical reaction, the 'fingerprint' will change thus emitting a differerent wavelength and so the colour of the product may be distinct from its parent compounds. however the colour depends on many factors... -
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Moles help
the coefficient represents the stoichiometric ratio of moles in a given reaction n(HCl) = mass/molar mass = 4/36.46 -
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Conquering chemistry hsc vs Context Chemistry?
excel hsc, but conquering is better than context ( at least it follows the syllabus with relative information) -
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....cyclodextrin...
The various lines represent the 3D naure of the compund. Generally, straight lines represent the bond in the plane of the page, dashed lines represent a bond going into the page and bold, triangular lines represent a bond coming out of the page. The image is of a polymer where the brackets... -
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ethanol/ methylated spirits
Does methylated spirits possess the same solvent properties as ethanol? Conducted an experiment using methylated spirits as a solvent and household products as solutes. The problem is that the methylated spirits fails to dissolve substances such as sodium bicarbonate, magnesium sulfate... -
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Solubility
How do you determine the solubility of a colourless liquid solute in a solvent such as water or ethanol which are also liquids and colourless -