When measuring the mass of a condensed volatile liquid collected, you need to correct its mass by the mass of the air lost in the process. What information do you need to complete this correction

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The space between two 15-in.-long concentric cylinders is filled with glycerin (viscosity = 8.5 × 10-3 lb·s/ft2). the inner cylinder has a radius of 1 in. and the gap width between cylinders is 0.1 in. determine (a) the torque and (b) the power required to rotate the inner cylinder at 180 rev/min. the outer cylinder is fixed. assume the velocity distribution in the gap to be linear.

Current from a charged capacitor lights a bulb. as time goes on the brightness of the