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Nickel can be extracted from nickel sulfide concentrates at 1200 C via the reaction. Calculate the mass feed rates of both NiO and Ni3S2 of 99.0% purity that are required to make 200 kg/hr of pure nic
Integrate the resulting equations to obtain a velocity prole for the fluid in the annular region, uz(r). Do not try to determine the constants of integration.
Calculate the mass feed rates of both NiO and Ni3S2 of 99.0% purity that are required to make 200 kg/hr of pure nickel.
The system is under both mechanical and thermal equilibrium. Calculate the entropy and Gibbs energy of mixing when the patrition is removed, Assume that the gases are perfect.
Construct the phase diagram for benzene near its triple point at 36 torr and 5.5 Celcius using the following data: Hfusion=10.6 kJ/mol, Hvaporization = 30.8 Kj/mol, density(s) = 0.891 g/mL, density(
a) Write down the time dependent schrodinger equation for an electron trapped in a one-dimensional infinite potential well of 130 pm wide
Three portions of the same liquid are mixed in a container that prevents the exchange of heat with the environment.
The solubility of a gas in water depends on: (a) nature of the gas (b), The solubility of a gas in water depends on: (a) Nature of the gas (b) Temperature (c) Pressure of the gas (d) All of the above
A partially filled closed tank contains ethyl alcohol at 68 degrees F. If the air above the alcohol is evacuated, what is the minimum absolute pressure that develops in the evacuated space?
A 5 MW gas turbine power plant is reported to have a thermodynamic efficiency of 35%. Assume products of reaction exit at 750 K with water in the gaseous phase.
The record low sea-level barometric pressure ever recorded is 25.8 in. of mercury. At what altitude in the standard atmosphere is the pressure equal to this value?
The elongation of the rod is ? = 2 mm, and its diameter becomes 24.98 mm. Determine the modulus of elasticity and the modulus of rigidity of the material. Assume the material does not yield.
When the force is increased from 500 lb to 2 kip, the specimen elongates 0.020 inches. Determine the modulus of elasticity for the material if it remains linear elastic.
The two rope segments BC and BD angle away from the center of the ship at angles of = 35.0 and = 19.0 , respectively. The tugboat pulls with a force of 1150lb. What are the tensions in the rope segm
The atomic radius of iron is 0.125 nm, while that of a carbon atom is 0.070 nm. Can a carbon atom fit inside a steel bcc structure without distorting the enighboring atoms? If so, why?
How much series capacitance needs to be added to increase the power factor to 1.0?
Monatomic molecules adsorbed on a surfase are free to move on this surface and can be treated as a classical ideal two dimensional gas .At absolute temperture T. What is the heat capacity per mole o
How many tons of carbon monoxide (CO) are produced for each ton of dodecane that is burned?
An ideal gas undergoes a reversible isothermal expansion at 96.6°C, increasing its volume from 1.76 L to 3.55 L. The entropy change of the gas is 19.7 J/K. How many moles of gas are present?
Suppose 4.00 mol of an ideal gas undergoes a reversible isothermal expansion from volume V1 to volume V2 = 6V1 at temperature T = 430 K. Find (a) the work done by the gas and (b) the entropy change
Because the tank is sitting in the sun, the temperature in the tank is 125 oF. Your boss complains that his calculations show that the specific volume of the ammonia gas is 1.20 ft3/lb and that ther
An expandable cylinder filled with neon, a monatomic ideal gas, initially has a volume of 4.0 L at 1.5 atm and 20 oC. Thermal energy is slowly added to the gas until the volume is 12.0 L but the pre