At the end of the reaction, the catalyst is UNCHANGED.
:)
Answer:
I'd say "a" because not everything with plants and animals is perfectly organized together nothing ever is.
Answer:
Hence the concentration of a MnO41- solution that has absorbance of 0.490 in the same cell at that wavelength is 0.3266.
Explanation:
Now A = el, el=const
Then,

ELETRICK probably wondering why metal shocks (psst why does wires charge phones)