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Write the formula for compounds formed between Aluminum and bromine?
What velocity would an electron (9.11x10^-31kg ) need for its de Broglie wavelength to be that of red light (745 nm)?
Identify which sets of quantum numbers are valid for an electron. Each set is ordered (n,\ell,m_\ell,m_s).
A 0.1329 g sample of solid magnesiumis burned in a constant-volume bomb calorimeter that has a heat capacity of 1769 J/°C. The calorimeter contains exactly 251 g of water, and the temperature increases by 1.126°C. Compute the heat given off by the..
use a solid line to represent the correct calibration line and a dotted line for the line with the systematic error.) Also discuss the advantages and disadvantages of spectral methods of analysis.
tim and a friend left a campsite on a trip down a river in a canoe maintaining a constant speed of 4 miles per hour.
Cobalt was used as an internal standard to analyze a sample of titanium with atomic absorption spectroscopy. A mixture was prepared by combining a 4.50 mL Ti solution of unknown concentration with 2.00 mL of a 10.5 micrograms/mL solution of Co
polar molecules are responsible for the absorption of mircowave energy by food items. draw the louis structure for each
Biphenyl is commonly obtained as an impurity during the synthesis of Grignard synthesis of benzoic acid from bromobenzene. How would you detect the presence of biphenyl in your product with a TLC experiment
which gives the order for first ionization energies smallest to largest
If the entropy of a collection of molecules in 50,000 boxes is 3.73E-20 J/K, how many molecules are there
the experimentally determined freezing point of 1.00 solution mass of nitric acid hno3 is -0.56 0c. calculate the
At a temperature of 415 C and a pressure of 725 mmhg , how many grams of NH3 can be produced when 4.10 L of NO2 react?
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