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Determine the point group for each of the three possible geometries of the hypothetical Be3+ ion, then draw the molecular orbitals for each geometry, using the 2s orbitals as a basis set. Give the expected ground state for each geometry.
For reaction a+ b = c the colorless reactants produce deep red complex. Heating makes the color dissapear. Once cooled the deep red color retuns
determine the concentrationof the original HCl acid solution in units ofa) Molarityb) Percent by mass (Hint: refer to Skill Builder 6 to see the relationship between molarityand percent mass units
What would be the charge of the imidazole side chain of histidine at pH 7? Assume the pKa of the side chain is 6.0. 8) Assume the pKa of the alpha-carboxyl group = 2.0 and the pKa of the alpha-amino group = 10.0. What would be the net charge of gly..
How many milliliters of 0.483 M HBr solution can be made from 38.0 mL of 8.00 M HBr solution?
a toothpaste contains 0.24% by mass sodium fluoride, NaF and 0.30% by mass of triclosan, C12H7Cl3O2. The mass of one toothpaste is 119g. How many moles of C atoms are in the toothpaste.
What is the molarity of a 1.304 L solution that is made from 14.80 g of NaCl?Answer in units of M.
When 0.231g of phosphorus reacts with chlorine to form phosphorus trichloride, in a coffee cup calorimeter of heat capacity 216J/degreeC, the temperature of the calorimeter rises by 11.06C
Draw the product of the following reaction between propanoyl chloride and p-methoxynitrobenzene. Include all formal charges.
A sample consisting of various gases contains 3.4 10-6 mole fraction of radon. This gas at a total pressure of 33 atm is shaken with water at 30°C. Calculate the molar concentration of radon in the water.
From the plots of the boiling point versus the volume of distillate in the simple distillation experiments, what can you conclude
Work out the solubility of copper(II)sulfide. Take it that 1 litre of the mixture weighs 1 kg. (in g/100g), CuS (s) Cu^2+ (aq) + S^2- (aq)
Estimate dissociation energy of HF using simpe additivity rule If given that d(H-H) and D(F-F) IN H 2 is 336kj/mol and F2 is 258 kj/mol
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