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Find the nuclear binding energy of uranium-234 (atomic mass = 234.040947 amu) in utits of joules per nucleon. (Data: neutron mass = 1.674928 x 10^-24 ; proton mass = 1.672623 x 10^-24; Avogadro's Number = 6.0221367 x 10^23; c = 2.99792458 x 10^8)
A: 2.75 x 10^-10B: 3.04 x 10^-10C: 1.38 x 10^-12D: 1.62 x 10^-12E:1.18 x 10^-12
What mass of CCl2F2 substance must evaporate in order to freeze 135 g of water initially at 15 degrees celsius? (The heat of fusion of water is 334 J/g the specific heat of water is 4.18 J/gK .)
If you want to feed everyone, but still have equal numbers of buns and hot dogs, what is the minimum number of packages of buns and hot dogs you need, respectively?
How many grams of hydrogen chloride can be produced from 350 grams of sodium chloride and 290 grams of hyroden sulfate if the reaction has a yield of 88%?
How many liters of O2 are needed to react completely with 45.0L of H2S at STP? 2H2S(g) + 3O2(g) -> 2SO2(g) +2H20(g)
If 6.46 L of gaseous ethanol reacts with 16.1 L O2, what is the maximum volume of gaseous carbon dioxde produced
Phosphorus-32 has a half-life of 14.0 days. Starting with 8.00 g of 32 P, how many grams will remain after 112 days?
Determine how much heat is evolved or absorbed when 30.0 of lithium iodide completely dissolves in water.
The organic compound called aluminon is used as a reagent to test for the presence of the aluminum ion in aqueous solution
The pH in the stomach of a certain animal is 3.8. This means that the hydrogen ion concentration in the stomach
solvent to be used to extract a compond from an aqueous solution and when carrying out an extraction, what are the advantages/ disadvantages of having your extraction solution more/less dense than water?
Butadiene, C4H6(used to make synthetic rubber and latex paints) dimerizes to C8H12 with a rate law of rate=0.038L/(mol*s)[C4H6]^2. What will be the concentration of C4H6 after 2.0 hours if the initial concentration is 0.044M?
A mixture of heptane/decane at 1.8 bar, 120?C contains 80% by mol heptane. At what pressure should it be flashed to obtain a stream that is 90% rich in heptane? What are the composition of the liquid and the amounts of the two phases?
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