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A fuel gas consisting of 94 mole-% methane and 6 mole-% nitrogen is burned with 35% excess air in a continuous water heater. Both fuel gas and air enter dry at 298.15 K(2SoC). Water is heated at a rate of 34.0kg s-l from 298.15 K(2S°C) to 368.15 K(9S°C). The flue gases leave the heater at 483.15 K(210°C). Of the entering methane, 70% burns to carbon dioxide and 30% burns to carbon monoxide. What volumetric flow rate of fuel gas is required if there are no heat losses to the surroundings?
calculate the final temperature of the mixture.
Develop the ordinary differential equations for each of the molecules in the cascade. (Each phosphorylated molecule is different from a nonphosphorylated molecule.)
The mass transfer coefficients are HL=0.436 m and kGa=6.06x10-7kg mol/s m3Pa and are to be assumed constant in thetower for the given concentration range. Use equilibrium data from Appendix A.3. Bynumerical or graphical integration, determine NG. ..
A Rankine power plant using steam operates between pressures 60 bar and 1.013 bar. The turbine expands steam from 500 °C, 60 bar, to 1.013 bar. The liquid at the exit of the condenser is saturated. The efficiency of the turbine and of the pump is ..
What does LD 50 mean in Industrial Toxicology and What is its significance to workers handling pesticides What units are used to quantify the standard service illuminance for specific work activities? Name the instrument used to appraise the lig..
Determine the resultant line current and power factor.
Sinusoids of varying frequencies were applied to an open loop system and the following results were measured. (Data is from Seidel, 1975.) Construct a Bode diagram for the data.
This is the first part of a three-part assignment: an individual assignment to research existing or emerging IT related technology and its ethical impact.
The tank is heated slowly in such a way that the temperature in both parts rises at the same rate. As soon as the alarm goes off, the heating stops. Which alarm goes off, that of part A or part B?
The column will operate at 1.1 bar and ambient temperature. If necessary, the aqueous stream may be recirculated to maintain a suitable wetting rate.
Calculate the hysteresis loss in joules per cycle for the specimen tested if the volume is 400 cm3.
Find an expression for the natural response of the circuit.
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