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Determine the volume of H2S (at 375 K and 1.20 atm) needed to produce 55.0 g of S. Assume that there is excess SO2 present.
2 H2S(g) + SO2(g) ? 3 S(s) + 2 H2O(g)
if a bottle of nail polish remover contains 158 of acetone how much heat would be released by its complete
the solubility of a salt in water represents the amount of solute necessary to reach a state of equilibrium between saturated solution and undissolved
Cells of a certain human tissue have an average diameter of 20µm. A single circular well of a 100-well plate has a diameter of 5.0 mm. What is the maximum number of cells that can be grown on the surface of a single well
You have pure beta-D-glucopyranose of 100 grams nearly, it was dissolved in an ethanol/water combination with the intention to recrystallize the sugar. You get pure beta-D-glucopyranose crystals 60 grams back why this 40% loss was to happen.
Using the perfect gas law, if the diver rapidly resurfaces to 1 atm of pressure, how much N2 in Liters will come out of their blood
What fraction of collisions will have sufficient energy to react for a gas whose activation energy is 68 kJ/mol at 25C
what is the empirical formula for a substance if a 1.000 g sample of it contains .262 grams of nitrogen 0.075 grams of hydrogen and .663 grams of chlorine?
Calculate the mass (in mg) of KCN needed to make 500. mL of aqueous KCN solution with a pH of 10.00. The Ka of HCN = 5.0 x 10-10.
The statements in the following multiple choices deal with various aspects of the relationship between vapor pressure and intermolecular forces.
Doing a kinetics lab with HCL, Acetic Acid and Methlyene Blue. The reaction rate using spectrotophetry. Directions say to use the initial slope and divide by the extinction coefficient to get the reaction rate.
What is the formal charge of the N atom in the correct or best Lewis structure for CN-?
What is the partial pressure of oxygen gas in an oxygen and neon gas mixture at 1.280 atm. The gas mixture contains 15.00 g of oxygen and 15.00 g of neon
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