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On scrap paper, draw the lewis dot structure for Te. How many total paired electrons, unpaired electrons and empty orbitals does this element contain, in this order?
Classify the principal conjugate acid/base pair and compute the ratio between them in a solution that is buffered to pH 9.00 contains H2S, thylenediamine dihydrochloride, H3AsO4, and H2CO3
a 1.0 liter container initially holds 0.0150 mol H2 and 0.020 mole I2 at 721K . What are the concentrations of , H2,I2 and HI after system has achieved a state og equilibrium? The value Keq is 50.5 for the reaction H2+I2↔ 2HI
A gaseous reaction occurs at a constant pressure of 40.0 atm and releases 68.0 kJ of heat. Before the reaction, the volume of the system was 9.00 L. After the reaction, the volume of the system was 2.00 L.
determine whether a precipitate will form from the following reactants and if one does form write the total and net
A solution contains 25g of NaCl per 100.0 g of water at 25 degrees Celsuis. Is the solution unsaturated, saturated or supersaturated
How would the observed molar mass of the unknown lioquid have been affected by the following circumstances (would it be higher, lower than the true value, or remain unchanged.
What would the energy diagram look of a triple carbon hybrid. Using the model below what is available.
A helium gas cylinder at 25 Celcius is used to fill balloons and has a total volume of 43.8 L and a pressure of 1.51 x 10^4 kPa. how many moles of helium are in the tank
the following reaction takes place in a sealed 40 l container at a temperature of 120 degrees celsius. 4nh3g 5o2g 4nog
Question- 6 M NH3, a basic solution, cannot be found on the reagent shelf, but 6 M NaOH, also a base, is available. What would be observed if the 6 M NaOH is substituted for the 6 M NH3 in testing the reference solution? This is for the test for C..
Calculate the net charge of Aspartic Acid. Its given that Aspartic acid has a pK1 COOH at 1.99 and also a pK2 NH3 group at 9.90
Calculate the change in internal energy on an isothermal compression of 1.00kg of water at 20degress from 10^2 to 10^4 kPa
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