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If a sample of hydrogen has a volume of 582 mL when the temperature is 48.6 degC and the pressure is 1.116 atm. Explain what will be the volume of the gas at STP?
What is the molar solubility of silver bromide in a solution that also contains 0.050M Ag+ ions at 25 °C? The Ksp of AgBr is 5.4 × 10-13.
The best means of personal protection from radiation for emergency responders is the implementation of three basic principles: time, distance and shielding. Please show your work when answering the following questions:
Explain the mechanisms of thermal explosions and branched-chain explosions. The atomic bomb is a classical model of a branched-chain explosion. Explain the notions of sub-critical, critical, and super-critical masses of a fissionable isotope.
At a certain temperature, the Ksp for CaCO3 is 4.8 x 10^-9. The solubility of CaCO3 in grams per liter is
What is the coordination environment of F in a hypothetical relative of CaF2, in which Ca forms a hcp array and F occupies all the tetrahedral sites?
solid NaI is slowly added to a solution that is 0.010 M in Cu+ and 0.010 M in Ag+. which compound will begin to precipitate first?
A solution of Ba(OH)2 has concentration of 0.125M. What is the hyrdronium ion concentration. What is the pH.
The reaction of 2,2-dimethyl-1-propanol with HBr is very slow and gives 2-bromo-2-methyl-propane as the major product
What is the Cl ? concentration just as Ag2CrO4 begins to precipitate when 2.0 M AgNO3 is slowly added to a solution containing 0.048 M Cl ? and 0.048 M CrO42-
An electron in an excited state of a hydrogen atom emits two photons in succession, the first at 1817 nm and the second at 97.20 nm, to return to the ground state (n=1).
A 100.0 mL aliquot of a dibasic compound with Kb1= 1*10^-4 and Kb2 = 1*10^-8 was titrated with 1.00 M HCl. Calculate what the pH of the solution would be after 15.0 mL of the acid was added to the 100 mL aliquot base.
Starting with the original concentrations, what is the rate of the reaction if [A] and [B] are both increased by a factor of six
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