The pressure exerted by a non-reactive gaseous mixture of 6.4 g of methane and 8.8 g of carbon dioxide in a 10 L vessel at 27°C is _____kPa.(Round off to the Nearest Integer).[Assume gases are ideal,R=8.314 J mol−1K−1,Atomic masses: C:12.0 u, H:1.0 u, O:16.0 u]