Dear ALL WebAnalytes -Analytical Chemistry Web Directory has been launched since the middle of last December as a private contribution to promote science in...
I was curious as to what distinguishes whether or not something has definte composition. Also, is carbonated water a compound or mixture? And I have the same ...
Hi, 1. Your Q1 is unclear - at least to me! 2. Carbonated water is a MIXTURE of carbon dioxide and water, ie the two components are not chemically-bonded -...
... START OF MESSAGE A definite composition means a definite composition by weight. For example, water contains 89 percent oxygen by weight and 11 percent ...
I thought I had previously asked this, however I couldn't find it so here goes... I'm looking for an explanation regarding solubility of organic compounds in...
Dear BB, This is a quick reply. Tartaric acid has two carboxylic acid groups which deprotonate at two different pH's. (Check the Handbook of Physics and...
... so ... (monocarboxy). ... The cation can have an important influence, too, though I don't know how to predict it. E.g. K Tartrate dissolves in 0.5 parts...
I am unsure of the solubility of the chemicals in question, but to take it back to the elementary level, you can find the van Hoff's factor of dissolvable ions...
Hello, I am a new member of this group and study in University of Indonesia. I have been finding the journal about chromatography and application. If you have...
Dear Roni Please have a look in one of the pages of the Analytical Chemistry Web Directory (www.WebAnalytes.com) e.g. Free online books see the popular -HPLC...
hiyee...... this year i'll be taking my O levels....... hmmm and chemistry happens 2 b my favourite paper...... pass me some stuffs to coot872003@......
This is maybe longwinded and complex but I hope someone can help. There is a chemical tracer test performed in porous media to determine the level of immobile...
i would like some help if you can: what chemicao combination of household ingrediants could be combined to create a solution capable of dissolving a plastic...
Doesn't gasoline dissolve many plastics? When i was younger i tried to buy gasoline and place it into a milkjug. He (the gas station attendant) said i ...
These are the kinds of questions, in this day and age, that make me wonder whether we should answer them or not. Even if you could provide a "good" reason as...
Depends on the plastic. Plastic gasoline cans are available to use around the household. ... To: thechemistrycluster@yahoogroups.com Subject: Re: [The...
Hi, I am looking for an experiment in which I could find the activation energy for the chemical reaction between iodide and persulfate, and how you would...
... START OF MESSAGE Measure the rate of the reaction at two different temperatures. Put those numbers into the Arrhenius equation. Do you have the rate law ...
Hi all. I´m doing an experiment and i need to use sebum ok! Well, does anyone know how to prepare an artificial sebum? Thanks. Leo. To unsubscribe from this...
This is a first-year experiment in the Institution where I teach! (and doesn't always work too well...) To find an activation energy, you need to measure the...
hello i have an idea that how to recycle the chemicals used in the baterry but i just want to know what are the chemicals you r going to utilise either lead or...
... in ... America ... and ... START OF MESSAGE Salud. ?Como esta? Muchas gracias para su mensaje. I will be happy to interact with hispanic chemists. My...
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