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Calculate the mass defect in Fe-56 if the mass of an Fe-56 nucleus is 55.921 amu. The mass of a proton is 1.00728 amu and the mass of a neutron is 1.008665 amu. Answer 3.507 amu 1.056 amu 0.079 amu 0.564 amu 0.528 amu
Suppose that S is regarded as a function of P and T. Show that TdS = CpdT- aTVdP where a is the thermal expansion coefficient. (a=alpha)
The volume the vapor occupies is 300 mL and the pressure of the vapor is 400 torr. The piston is then moved so that the vapor occupies 600 mL, and the system is allowed to come to equilibrium at 28 C. What is the final pressure of the CS2 in the v..
the anesthetic procaine hydrochloride is often used to deaden pain during dental surgery. the compound is packaged as a 10.% solution (by mass; d= 1.0 g/mL) in water. IF your dentist injects 0.50 mL of the solution, what mass of procaine hydrochlo..
the meta and para forms of phenylene diamine are used in the production of Kevlar and Nomex, respectively. Why is a corresponding material with similar properties not made from ortho-phynelene diamine
calamine lotion contains a mixture of both zinc and iron oxides. a 1.022 g sample of dried calamine was dissolved in
If the hydrated cobalt(II) ion complex from Part C were refrigerated, what would be your prediction for the color of the solution
mixture of 2-amino-propanoic has a specific rotatio of -5.6. What is the percent composition of the mixture of the specific rotation for the S enantiomer is +14.5
a 0.456 gram sample of an unknown mono- protic acid lets call it hz was dissolved in some water you pick the amount.
The final temperature of the water and iron was 48.4oC. Assuming that the calorimeter itself absorbs a negligible amount of heat, what was the mass
What five items must you consider when selecting the size and range of the scale units for the x- and y-axis
The compounds Na2O, CdS and ZrI4, all can be described as cubic closest packed anions with the cations in tetrahedral holes. What fraction of the tetrahedral holes is occupied for each case?
how much heat is required to completely vaporize 2.3g of ice starting at -50oc. the specific heat of ice is 2.0jg.oc
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