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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 ? Does anyone have codes for Boxlunch money April 2017? How much energy (in J) is contained in 1 mole of photons with a wavelength of 44 cm? pleaseeeee give the answer in two sig figs , urgent? D/dx (e^(x) * (f(x))^2)? Looking for metal stamping supplies?