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A certain metal has a density of 10.2 g/cm3 at 25C. it crystallizes in a body-centered cubic arrangement with a unit cell edge length of 314.7 pm. determine the atomic weight.
Calculate the mass of ascobic acid in the whole tablet( use mass of whole tablet) c) Calculate the %error in the mass of ascobic acid in one whole tablet
Since the freezing point of a solution depends on the number of particles, what would you expect the freezing point of 0.1 m solutions of aqueous NaCL and BaCl2?
What is the pressure in atmospheres of 25.0g of NH3 gas in a 3.00L container at 25.0oC ?
What might you conclude about the structures of these 3 (X,Y,Z)compounds?
calculate and compare the enthalpy of monobromination and monochlorination for the given alkyl position
What is the concentration of [Cl?] in a solution of 10 mL of 12 M HCl when 6 mL of water is added
If the concentration of Mg2+ ion in seawater is 1350 mg/L, what OH- concentration is required to precipitate Mg(OH)2
What is the coefficient of H2O when the following equation is properly balanced with the smallest set of whole numbers
An element has two naturally occurring isotopes. Isotope 1 has a mass of 120.9038 and a relative abundance of 57.4%, and isotope 2 has a mass of 122.9042 a.m.u Find the atomic mass of this element2.9042
supposed the theoritical yield in a reaction is 68.8g, and the percent yield is 66.0%. What is the actual yield of product obtained?
What is the final temperature in a squeezed cold pack that contains 41.0 g of NH4NO3 dissolved in 125 mL of water? Assume a specific heat of 4.18J/g*C for the solution, an initial temperature of 26.5C.
Why is HC2H3O2 not a good conductor or strong electrolyte?
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