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Assuming that the atoms are spheres and the radius of each sphere is 1.23 Å, what is the volume of one atom in Å3? (Vsphere = 4/3?r3.)
Calculate the wavelength of the absorption maximum for a metal complex ion that has a crystal field splitting energy of 279 kJ/mol. The final answer should be in nm.
At high temperatures, ammonia can react with oxygen according to the following unbalanced reaction: NH3 + O2 ---> NO + H2O If 5.76 moles of NH3 react with 12.2 moles of oxygen
The Ksp of tin(II) hydroxide, Sn(OH)2, is 5.45 × 10-27. Calculate the solubility of this compound in g/L.
Which of the following accurately lists compouds in order of increasing solubility in water? A. LiCl2, Br2, O2, methanol (CH3OH) B. methanol (CH3OH), LiCl2, O2, Br2 C. O2, Br2, LiCl2, methanol (CH3OH) D. LiCl2, methanol (CH3OH), Br2, O2
It is then analyzed on the ICP. The ICP results show the liquid to be 64.8 PPM Na and 43.7 PPM P. What does this reveal about the original dry powder
although aspirin solutions do not absorb visible light, we are still able to use visible light in an experiment to analyze the purity of aspirin. Why?
Use the bond dissociation energies in Table 7.1 on page 219 (of your text) to calculate an approximate ?H° in kilojoules for the reaction of ethylene
Which of the following statement correctly identifies three proteins that appear in the blood as a result of an occluded coronary artery that led to a myocardial infarction (MI)
What is the molar mass of lysine if 750.0 mL of a solution containing 8.60 g of lysine has an osmotic pressure of 1.918 atm? T = 25.0°C
a box contains 126000 red marbles and 885000 yelllow marbles. What sample size is required to reduce the sampling standard deviation of red marbles to 1.85%
At a temperature of 425 0C and a pressure of 735 mmHg, how many grams of {NH_3} can be produced when 4.40 L of {NO_2} react.
can be done by the system if the octane is completely converted to carbon dioxide and water vapor? What will the enthalpy change be for the process? Calculate the root-mean-square speed of the carbon dioxide molecules in the question above.
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