A syringe containing 142 ml of oxygen gas is cooled from
A syringe containing 1.42 mL of oxygen gas is cooled from 99.7 C to 0.6 C. What is the final volume of oxygen gas
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A gaseous mixture of O2 and N2 contains 40.8 % nitrogen by mass. What is the partial pressure of oxygen in the mixture if the total pressure is 625 mmHg ? Express you answer numerically in millimeters of mercury.
An erbium-doped fiber amplifier has a noise figure of 4 and a gain of 10 dB. The optical input has a 30-dB signal-to-noise ratio and a signal power of 10 µW. Compute the output signal power in mW and signal-to-noise ratio (in dB) at the ampl
You have a wire of length L = 1.9 m for making a square coil of a dc motor. The current in the coil is I = 1.6 A, Find the maximum torque exerted on the coil
A sample of gas has an initial volume of 2.8 L at a pressure of 753 mmHg .If the volume of the gas is increased to 3.6 L, what will the pressure be
a 70 kg hockey player sliding freely on his knees on horizontal icy surface with velocity<-10,0,0>m/s. find the velocity of the player after he catches the puck
A certain sample of pure quartz has a dielectric constant of 3.8, dielectric strength of 1.0 kV/0.0010 in, and a density of 2.6 Mg/m3. Assume the number density of dipoles in quartz is the same as the number density of SiO2 units.
In order to find the density of an unknown material Susan measured the mass of a cube made out of this material and the length of its side
If we divide users of ratios into short-term lenders, long-term lenders, and stockholders, in which ratios would each group be most interested, and for what reasons?
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