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[a) calculate the volume of oxygen i.e. needed for the comp. combustion of 1 dm3 of octane vapor
b) what mass of water vapor will be formed

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(H2O) the 2 is a subscript.

Hi, can you please let me know when you will be ready for the payment to be paid so that an expert can please get started on my my assignment thats due nov 14. Thanks

write an equation for the precipitation (if any) that occurs when solution of sodium sulfate (Na2SO4) and barium chloride (BaCl2) are mixed. Write balanced molecular, complete ionic and net ionic equations for the reaction.

Dear Sirs,
I was wondering what is the difference between gelatin extracted from animals, fish or vegetables and if they carry any DNA traces to their origin.
Thanks