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A twist of 0.03 radians on a shaft equal to the diameter of your car tire, with a G = 65 GPa on a length equal to your height in meters, will it produce a shear stress, τ? Show work.
Tooth enamel is mainly hydroxyapatite. If 1.150g of tooth enamel reacts with hydrochloric acid to give 1.231g of calcium chloride, what is the percentage of hydroxyapatite in the tooth enamel sample
Molecular orbital (MO) theory predicts the O2 +2(a +2 CHARGE) ion has a bound order of
A researcher is interested in studying the effect of vanadium (V) on egg albumen. He wants to supplement the V to 1 metric ton of his laying hen diet at a concentration of 100 ppm.
The equilibrium constant for this reaction at 55 °C is 6.68. A pharmaceutical chemist makes up 15.0 L of a solution that is initially 0.275 M in acetic acid and 3.85 M in ethanol. At equilibrium, how many grams of ethyl acetate are formed?
Consider two jars. One jar contains 100 blue spheres, and the other jar contains 25 each of red, blue, green, and yellow colors mixed together. If you were to remove 30 spheres from the jar containing the mixture (assume you get a representative d..
A compound in spectrum shows a broad absorption at 3300 cm-1 and a sharp absorption at 1710 cm-1 what functional group does it contain
Calculate the freezing point (in degrees C) of a solution made by dissolving 5.89 g of fructose (C6H12O6) in 37.5 g of water. The Kfp of the solvent is 1.86 K/m and the normal freezing point is 273 K.
Calculate the vapor pressure of a solution containing 29.4 g of glycerin (C3H8O3) in 120 mL of water at 30.0 C. The vapor pressure of pure water at this temperature is 31.8 torr
Calculate the partial pressures of CO2 and CO at equilibrium if 5.0 g of CO2 are introduced into a 10.0 L container and heated to 1200 K in the presence of 1.50 g of graphite (C (s)).
In the molecular orbital model of benzene, the six p-orbitals combine to form how many molecular orbitals. In the molecular orbital model of benzene, how many pi-electrons are in bonding molecular orbital
A balloon filled with helium gas has a volume of 500 mL at a pressure of 1 atm. The balloon is released and reaches an altitude of 6.5 km, where the pressure is 0.5 atm.
What are the linear and volume flow rates. (b) What is the capacity factor, k', and the partition coefficient, Cs/Cm, for this solute. (c) What fraction of time did the solute spend in the stationary phase
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