What are compressible flows and incompressible flows?

p = pressure in pascals (unit Pa) · V = volume in cubic metres (m3) · n = moles of gas (mol = mass in g / molecular mass of gas Mr) · R = ideal gas constant = ... R = 10. Then n = PV ÷ RT n = (10000 × 50) ÷ (300 × 10) n = 500000 ÷ 3000 n = 500 ÷ 3 ≈ 170 mol. 170 mol is the same order of magnitude as 201 mol so we are ... PV = nRT. Rearranged. Versions. V = nRT. P. P = nRT. V n = PV. RT. T = PV. nR. P = Pressure (atm). V = Volume (L) n = moles. R = gas constant = 0.0821 atm•L/mol ... The volume (V) occupied by n moles of any gas has a pressure (P) at temperature (T) in Kelvin. (ie) P V = n R T, (R is known as the gas constant) is called ... PV = naRT. PV na = ---- RT. PV = nbRT. PV nb = ---- RT. Since P,V,T are the same and R is a constant, then na = nb. It follows that a given amount of different ... p V = n R T {\displaystyle pV=nRT} {\displaystyle pV=nRT} where p {\displaystyle p} {\displaystyle p} , V {\displaystyle V} {\displaystyle V} and ... We know that n = 1, because we are trying to calculate the volume of 1 mole of gas. And, finally, R = 8.31441 J K-1 mol-1. Slotting all of this into the ... ... PV = nRT. Mw = nw x mw where nw = number of moles of water vapor present in the volume V mw = molecular mass of water. Dv = Mw / V = nw x mv / V = mw x p / RT ... The ideal gas equation is PV = nRT which is the gas equation relating pressure(P) volume(V), to n(the number of moles of gas), R(the universal gas constant), ... n=0.025moles. Now for part (b) we want the volume from PV = nRT: PV=nRT⟶V=nRTP. Plugging in the new pressure and the rest of the information gives us:.