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The ionic radii of Cs+=.174nm, radius of Cl-=.181nm, and the coordination numberof each ion=8, Calculate the lattice parameter, a of CsCl.(CsCl is Cubic)
determine the minimum concentration of the percipitation the cation from the solution of the left. 0.035 M BaNO3; Naf.
calculate the pH of a solution formed by mixing 65 mL of .27 M NaHCO3 with 75 mL of .12 M Na2CO3
Calculate the molarity of each of the following solutions: (a) 29.0 g of ethanol (C2H5OH) in 545 mL of solution, (b) 15.4 g of sucrose (C12H22O11) in 74.0 mL of solution.
calculate the amount of heat transfered when 24.0 g of CH3OH decompose at constant pressure. delta H is 126.4 kJ
The mass of a 150 ml beaker was determined to be 82.123 g. A sand- salt mixture was placed in the beaker and the mass of the beaker plus the mixture was determined to he 86.246 g.
Order of reactivity, Suggest an explanation for the fact that the order of reactivity of the halides toward n-butylbrosylate in acetone
Calculate the nonstandard emf for each of the following reactions if the concentration of each of the ions in these reactions is 0.0004 molar and everything else is standard (use 298 K for the temperature, R = 8.314 J/mol-K, and F = 96,485 C/mol)
Calculate the final temperature of 32 mL of ethanol initially at 11 degrees C upon absorption of 562 J of heat.
A solution of methanol, CH3OH, cotains 55.0 grams of methanol in 100. mL of water solution. What is the molarity of methanol in the solution?
When 0.062 moles of ammonium sulfate ((NH4)2SO4) are dissolved in enough water to make 200 milliliters of solution, how many ammonium ions are present.
Identifying and balancing the different types of chemical reactions. Evaluate which processes represent chemical reactions.
What percentage of the Sr-90 that was formed in the detonation of the first fission bombs in August 1945 is still present in the environment in August 1982.
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