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Rank the diffusion coefficients from least (1) to greatest (4) for the following cases. Assume the temperature is the same for all cases.
Interdiffusion C in gamma-Fe (FCC)
Interdiffusion of C in alpha-Fe (BCC)
Self diffusion of Fe in gamma-Fe (FCC)
Self diffusion of Fe in alpha-Fe (BCC)
2750 ml sample of 3 M Hcl solution is treated with 4.66 gm of magnesium . Calculate the concentration of the acid solution after all the metal has reacted. Assume that the volume remain unchanged-------M HCl.
Calculate the enthalpy (in kJ/mole) for this reaction. Assume that the resulting solution has a specific heat of 4.18 J/g degree C.
compouds a and b are alcohols with the molecular formula c3h8o. the following informations was obtained from a mass
Enough of a monoprotic acid is dissolved in water to produce a 0.0113 M solution. The pH of the resulting solution is 6.43
Choose the selection which correctly identifies the forces which must be overcome to convert NH3 from a liquid to a gas. a) Only London dispersion forces must be overcome. b) Only dipole-dipole forces must be overcome
chromium metal can be produced from the high temperature reaction of cr2o3 with silicon by the following reactioncr2o3s
Complete and balance this equation (show all work clearly, particularly each 1/2 reaction). What is the reducing or oxidizing agents - label each
What is the volume of 135 mL of oxygen gas at 113°C and 870. mm Hg if the conditions are adjusted to STP? Assume the amount of gas is held constant.
Ammonium Hydrogen sulfide decomposes on heating, NH4HS(s) NH3 (g)+H2S(g). If Kp for this reaction is .11 at 25 degrees celcius (where partial pressures are measured in atmospheres), what is the total pressure in the flask at equilibrium
Alfred bought a new graduated cylinder for his chemistry class. It holds 416 milliliters of liquid. If the cylinder has a radius of 4 cm, then how tall is the cylinder?
calculate the mass of propylene glycol rmc3 rmh8 rmo2 that must be added to 0.340 kg of water to reduce the vapor
If 55.0 ml of ethanol (density=0.789 g/ml) initially at 8.0 C is mixed with 55.0 ml of water (density= 1.0 g/ml)ninitially at 28.6 C in an insulated beaker and assuming no heat is lost, what is the final temperature of the mixture
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