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Problem- Predict the ideal solubility (in terms of mole fraction) of lead in bismuth at 280 oC given that its melting point is 327 oC and its enthalpy of fusion is 5.2 kJ/mol. At this ideal solubility, what mass of lead dissolves in 1 kg of bismuth?
Illustrate structures to prove your rezoning.
A weak acid HA (pKa=5.00) was titrated with 1.00M KOH. The acid solution has a volume of 100.00mL and a molarity of 0.100M. Find the pH at the following volumes of base added and make a graph of the pH versus Vb:Vb= 0, 1, 5, 9, 9.9, 10, 10.1, and ..
Using Henry's law, calculate the molar concentration of O2 in the surface water of a mountain lake saturated with air at 20 ^ C and an atmospheric pressure of 665 torr. The partial pressure of O2 is .21 atm.
what is the calculated molecular weight for polymerization of isobutylene?where monomerstock0.2moldm3vmonomer25cm3 and
Determine the solubility of N2 in water exposed to air at 25 C if the atmospheric pressure is 1.2 atm. Assume that the mole fraction of nitrogen is 0.78 in air and the Henry's law constant for nitrogen in water at this temperature is 6.1 10-4 M/at..
How much energy is released per Kg of Dilithium formed? Mass of one atom of 6 Li is 6.015121 amu. Do not know where to start.
Write the reduction half-reaction occuring at the C(s) electrode. (Include physical states of reactants and products.)
The dipole moment (h-BR) of (a polar covalent molecule) is 0.82 (debye), and its percent ionic character is 12.1. Estimate the bond length of the bond in picometers.
In the formation of smog, nitrogen and oxygen gas react to form nitrogen dioxide. How many grams of NO2 will be produced when 2.0L of nitrogen at 840 mmHg and 24°C are completely reacted
The reaction of sodium hydroxide with sulfuric acid in water is given by the following equation
Determine how much fluorine was formed if A sample of NaF(sodium fluoride) produced 26.5 grams of sodium upon decomposition? express your answer (in grams)
Which of the following pairs of molecules is listed in order of decreasing net dipole moment (from more polar molecule to less polar molecule)
C2H4 Flows into a catalytic reactor at 25atm and 300 degrees C with a flow rate of 1010 L/min. Hydrogen at 25atm and 300 degrees C with a flow rate of 1050L/min. If 11.0kg of C2H6 are collected per minute, what's the percent yield of the reaction?
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