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A C^+5 ion in the n= 5 state moves to the n=7 state.Calculate the energy (E) change associated with this transition. Also, calculate the frequency, and wavelength of light which have this same energy and indicate whether light is emitted or absorbed in the process.
A solution of Ba(OH)2 and a solution of H2SO4 are mixed. Water and precipitate of BaSO4 are formed.
How many grams of malonic acid would be needed to make 50.0 milliliters (0.0500 L) of 0.200 M malonic acid?
suppose a similar experiment had been done using 1.0 m h3po4 solution as the acid. what would be the expected
how many liters of oxygen gas can react with 84.0 grams of lithium metal at standard temperature and pressure?4li o2
it was important that the flask be completly dry before the unknown liquid was added so that water present would not vaporize when the flask was heated.atypical single drop of liquid water has a volume of approximately 0.05ml
If the flask has a volume of 0.500 L, what is the minimum mass of PH3BCl3(s) that must be added to the flask in order to achieve equilibrium
The number of moles of C8H4O4^-2 at the equalalence point, and the total volume at that point to calculate the ph for each sample at the equivalence point. What equations should be using
What is the (a) molality, (b) freezing point, (c) boiling point of a solution containing 100.0 g of ethylene glycol (C6H6O2) in 150.0 g of water
Calculate the maximum mass of Be(s) (in grams) that can be deposited from BeCl2(l) melt by a current of 5.0 A that flows for 1.0 hour
Starting with a sample of (R)-2,3-dimethylhexan-3-ol, provide the best synthesis of (R)-3-chloro-2,3-dimethylhexane
When 2.00 mL of a 5.0 ppm Cu^2+ solution was added to the above Cu^2+ sample solution, the new absorbance was found to be 0.324 AU. What was the concentration of Cu^2+ in the original 10.0 mL solution
Under standard-state conditions, what spontaneous reaction will occur in aqeuous solution among the ions
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