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Equation(s) necessary to calculate the amount of energy needed for 22.8 kg of methanol from all gas at 65°C to –112°C.? The area of a parallelogram increased from 40 square centimeters to 160 square centimeters . Find the percent in area? Design a combinational circuit that generates the 9's complement of a BCD digit? Calculate the final temp of the granite? A 12.0 L gas cylinder is filled with 6.20 moles of gas. The tank is stored at 13 ∘C . What is the pressure in the tank?