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for the particle-on-sphere problem solve for the following a for the l 0 state determine the average angular momentum
draw the lattice direction 101 in a cubic unit cell draw the plane in a cubic unit cell with miller indices
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what is the mole fraction of solute and the molal concentration for an aqueous solution that is 120 naoh by
you need to dissolve cacl2 in water to make a mixture that is 305 calcium chloride by mass if the total mass of the
what happened to the phenolphthalein indicator during the production of gas explain 2 what products may have formed
given the following set of reations and their associated heats of reactions calculate delta h for the following
the pressure exerted by 0100 mol of an ideal gas enclosed in a rigid container at 500 degree c is 500 atmospheres if
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a solution transmittance is 35 at 260 nm what will the solution absorbance be if you dilute 250
two peaks on chromatogram have k1 31 and k2 49 column efficiency is 2000 theoretical plates void volume is 1ml
calculate the volume of this flask empty weighed 5612g and full of ammonia weighed 8739g density of liquid ammonia is
a 0755 g sample of hydrated copper ii sulfate was heated carefully until it had changed completely to anyhydous
at 50 degrees celsius a sample of ammonia gas exerts a pressure of 65 atm what is the pressure when the volume of the
500 g sample of aluminium pellets specific heat capacity 089 j oc-1 g-1 and a 1000 g sample of iron pellets specific
in a graph ph vs volume of naohml shows an equivalence point of 700 this graph is 1strong acid weak base 2 weak base
10ml of 010m hf solution titrated with a 010m solution of naoh at 25celcius ka hf 68x10-4 1 how many ml of the base is
if delta h is negative and delta s is positive which of the following is true a the reasction os never spontaneous b
which of the following is always negative when a spontaneous process occurs delta s system delta s surroundings delta s
proper equilibrium expression for the following reaction 6co2g 6h2ol -gt c6h12o6s
what change will be caused by adding a small amount of naoh to a solution containing flouride ion and hydrogen