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Is the Earth round or flat? BIOLOGY HELP! (Promoter/Start Codons)? A sample of nitrogen gas has a volume of 2.25 L at STP. What is the temperature in ∘C if the volume is 7.50 L at 2.00 atm ? How many isomers are possible for [Zn(gly)2] (tetrahedral)? - express as an integer.? Given U= ln(x squared + y squared)Show that it is harmonic hence find a conjugate Harmonic function and write the function f(z)..?