Ferrocene eluted from the column first and acetylferrocene
Ferrocene eluted from the column first and acetylferrocene second, but ferrocene ended up as the higher of the two spots during TLC analysis. Explain.
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A large tank is used to calibrate the reading from a flow meter. Measurements of the system weight as a function of time are made. Water enters the tank vertically from the flow metering system at a speed of 20 ft/sec through a 1.5 in.
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If given a brittle material with a known tensile strength, Sut, and a known compressive strength, Suc, use the four main fracture criteria (MNSC, BCM, MM, and MIIM) to determine the shear stress, tau, in terms of the material properties Sut and Su
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A jet aircraft flies at a speed of 600 mph at an altitude of 40,000 ft. The atmosphere is the standard atmosphere. (1) What is the air pressure outside the aircraft (2) What is the Mach number of the flow around the aircraft
You have $50,000 in your bank account. You plan to save $5,000 at the end of each year for the next 10 years. The interest rate is 8% per annum, compounded monthly. What is the future value of the annuity (ordinary)?
A wave pulse travels down a slinky. The mass of the slinky is m = 0.85 kg and is initially stretched to a length L = 6.5 m. What is the speed of the wave pulse
A 25-mm-diameter shaft .5 m long is pulled through a cylindrical bearing. The lubricant that fills the 0.3-mm gap between the shaft and bearing is an oil having a kinematic viscosity of 8.0 × 10-4 m2/s and a specific gravity of 0.91.
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