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Write the short form electron configuration for lithium. Write the long form electron configuration for fluorine.
Whats the difference between long form and short form?
Hypothetical element X has 3 stable isotopes. The relative peak intensities are 62.05 for 180.0 u, 100.0 for 184.0 u, and 80.45 for 186.0 u. Explain what is the average atomic mass for X
Calculate the amount of heat released when 18.0g of liquid water at 24.5 °C cools to ice at -10.0 °C.
estimate the effective nuclear charge for an n1 n2 n3 electron in sulfur. show
Write a structural formula for two different isomers of [Co(H2O)2(en)2]Cl2. Indicate the oxidation state of the Co in each case.
How many kilograms of CaCl need to be added to 25L of ice slush to lower the melting point by 5 degrees C? Please show work. kfp=1.86
Carbon disulfide and chlorine will react according to the equation below. Which of these is the limiting reactant if 8.4 g of CS2 and 8.4 g of Cl2 are mixed
The standard change in Gibbs free energy is ?G° = -72.6 kJ/mol. What is ?G for this reaction at 298 K when the partial pressures are PC2H6=0.400atm PH2= 0.150 atm PCH4=0.650 atm
The molar heart of neutralization from hydrochloric acid and sodium hydroxide is -57.3 kJ/mol. Use this accepted value to predict the heat evolved during the neutralization of 655mL of 1.00 M hydrochloric acid by 1.00 M sodium hydroxide
Why is it bad to add boiling H20 to ethanol solution during aspirin recrystallization. also can someone provide a mechanism of the production of aspirin from salicylic acid and acetic anhydride without the use of an acid catalyst
Are the two events, increase use of LinkedIn and business focus, independent? Explain
Calculate q when 409 grams of water cools from an initial temperature of 890C to a final temperature of 400C. Take care to make sure that the sign of the heat matches your expectations.
You dissolved three salts in the previous lab: NaCl, CaCl2, and AlCl3-6H2O. Which of these three (on a per gram basis) will have the greatest impact on the freezing point when added to water
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