Determine kilograms of chalcopyrite
The most common source of copper (Cu) is the mineral chalcopyrite. How many kilograms of chalcopyrite must be mined to obtain 310. of pure?
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In order to increase production rate, a reactor setpoint was increased from 160 psig to 190 psig. The reactor pressure transmitter was recalibrated from 0– 200 psig to 0– 300 psig. What is the percent span for the old and new setpoints?
A baseband digital communication system that sends ± A valued rectangular pulses through a channel at a rate of R_b=10.000 bps is to achieve an error probability of BER=?10?^(-5). If the noise power spectral density is N_0=?10?^(-7) W&
The launch vehicle takes the moon orbiter to a circular orbit around the Earth at 300km altitude. The orbiter is to perform a Hohmann transfer to a Lunar orbit, entering into a circular lunar orbit at 50km altitude.
Find the minimum Sum-of-Products (SOP) expression for the following function using Quine-McCluskey method.f (A,B,C,D) =Σ(7,8,13,15)+ d(3,12,14)Note that A is the most significant bit whereas D is the least significant bit.
A chemistry student needs of chloroform for an experiment. By consulting the CRC Handbook of Chemistry and Physics, the student discovers that the density of chloroform is. Calculate the mass of chloroform the student should weigh out.
What is the solubility of helium in water at 30 ºC, if its partial pressure above the solution is 350 torr? The Henry's Law constant for helium in water at this temperature is 3.7 x 10-4 M/atm.
Consider a cylinder transistor diameter 0.4 cm and length 0.5 cm that dissipated 0.2W power onto 30C transistor.
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