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1) What is the strongest metal?
2) The strongest alloy?
3) Which salt has the highest vaporization point?
4) Which covalent molecule has the highest vaporization point?
5) What is the most polar molecule? (It is not HF, Hydrofluoric acid.)
a mass of solid aluminum is at its melting point. what is the maximum mass of this sample that can be melted by 120 kj
Suppose that the microwave radiation has a wavelength of 10.8 . How many photons are required to heat 205 of coffee from 25.0 to 62.0 ? Assume that the coffee has the same density, 0.997 , and specific heat capacity, 4.184 , as water over this tem..
For the same atoms at the lattice points, which lattice exhibits the lowest density? (please explain your reasoning) (A) body-centered cubic (B) face-centered cubic
Find the volume and the intermolecular force present in ammonia at STP in the following reaction and What is the intermolecular force is present in NH3(g).
nbspthe density of diamond is 3.63 gcm3 and the density of lead is 11.0 gcm3. if equal masses of diamond and lead are
Explain the manner in which the isoenzymes of LDH
Barium imparts a characteristic green color to a flame. The wavelength of this light is 551nm. Determine the energy involved in kj/mol.
Presume that ammonia, applied to a field as a fertilizer, is washed into a farm pond containing 3.0 x 10^6 L of water. If the pH of this pond is found to be 9.81, explain what volume of liquid ammonia found its way into the pond
draw all three resonance structures for the carbocation intermediate that results from STEP 2 in the electrophilic aromatic substitution reaction when benzoic acid reacts with Br2 in the presence of FeBr3
Calculate the viscosity average and number average molecular weights of polyvinyl alcohol given the molar mass of cleaved and uncleaved polymer solution.
The density of hexa-fluorobenzene is 1.61 g/ml. If you mix dichloromethane, water and hexafluorobenzene together how many layers will there be and what will their positions be
What affect would an increased concentration of 2,3-BPG have on the oxygen-binding curve for hemoglobin. Why would this adaptation be beneficial for functioning well at high altitude?
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