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:confused: can somebody calculate the solubility of Zn(OH)2 in a) aqueous solution b) buffer at pH=9.2 and explain how to do so with any other hydroxide :confused:

This is very a difficult matter for me. Do you know any easy way to understand MO theory for molecules like H2O, CO, CO2, NH3? How do you know which orbitals and how are shaded. Is there any way to...

That for the driving skills can help. It's controversial topic, I like it- thanks :) Do you know where I can find credible sources? :rolleyes:

I don't exactly know the age, but may be five- seven years old

Hello :) I'm writing a research paper on the topic above- Boys are more gifted than girls (or the opposite). I need a credible sources or suggestions where I can find some information :) tnx

Hello :)
How to convert microliters into micrograms??
I know it shoul be easy, but tell me how :)
Tnx

Hello everybody :) I hope you can help me!
I'm doing a project on microwave synthesis of hydroxyapatite. If you have done something similar or you know where I can find some info or read any...