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Hi there

I am researching admissibility of scientific evidence into court. I need info on specific cases involving fingerprint evidence, blood pattern evidence and DNA evidence. I must have the...

I have an assignment in which I have to choose examples of plants for reasons such as economic importance or methods of conserving water but I have to use examples held in Glasgow's botanical gardens...

Can someone please explain the structure and function of the various parts of plants, especially in angiosperms with particular reference to the xylem end phloem

Thank you :)

Can someone please explain the valence bond theory and are there any other bonding theories to explain how a bond is formed

Thanks for any help :)

Can someone explain the differences between the bohr and the modern atomic theories in the description of the electron

Thanks :p

Can someone please explain how to draw orbitals for an atom and which planes they lie in. especially the p orbitals the 3 different ways they lie and how they are named i.e pxy etc.

Can someone...

Can anyone help with the equtions for

a) oxidation of Fe2+ to Fe3+

b) reduction of MnO4- to Mn2+

and then explain how to combine the equations for the titration of the Mno4- solution with...