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Do you believe Einstein and Szilard made the correct choice in encouraging U.S. President Franklin Roosevelt to undertake an atomic weapons program? Do you believe there was another possible approach to dealing with the possibility of the Nazis developing their own bomb.
If you disagree with Einstein's and Szilard's position, propose an alternative to dealing with the threat posed by the Nazis. Be specific.
If you agree with Einstein and Szilard's position, explain why.
Colligative properties are independent of the type of electrolytes in solution. suppose that in a solution system, a semipermeable memebrane is used to separate a sucrose-water solution from its pure solvent, water
A specific brand of gourmet chocolate candy contains 7.00 g of dietary fat in each 22.7 g piece. How many kilograms of dietary fat are in a box containing 3.00 lb of candy? Express your answer numerically in kilograms.
If a student starts with 0.545 g of pure 4-aminobenzoic acid and ends up with 0.488 g of benzocaine, what are their theoretical and percent yields
A flask containing only NO2(g) at an initial pressure of 8.60 atm is allowed to reach equilibrium. Calculate the total pressure in this flask at equilibrium.
A phase change occurs at 298 K and deltaS system - -13.5 J/K. What is the change in the entropy of the surroundings?
Compute the molecular formula of CH 3 COOH the percent composition of acetic acid is 39.99% C and 6.73% H. The remainder of the compound is oxygen.(The molar mass of acetic acid is 60.06 g/mol.)
the most common source of copper cu is the mineral chalcopyrite. how many kilograms of chalcopyrite must be mined to
What is the solubility of PbSO4 in water at 25C if the solution already contains 0.25M Na2SO4. (Ksp for PbSO4 is 2.5 x 10^-8)
Describe how you would prepare 1.000 L of 0.05M HEPES buffer @ pH 7.45 in the lab. You have pure HEPES, a pH meter, 1.00 M HCl and 1.00 M NaOH, and all of the pure water and glassware you need.
Which of the answers below is the correct order for these compounds according to increasing covalent character of their bonds? NCl3, HF, NH3 NCl3, NH3, HF HF, NH3, NCl3 NH3, NCl3, HF
The specific heat of the solid surfaceThe specific heat of C2H5Cl(l)The enthalpy of vaporization of C2H5Cl(l)The specific heat of C2H5Cl(g)
Explain how the formation of a soap ‘micelle' helps remove dirt and oil in an aqueous environment.
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