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The solubility of p-dibromobenzene in benzene is 80 microliters/100 microliters at 25 degrees C. p-Dibromobenzene also dissolves in acetone. Based on their structures would you predict the solubility of p-dibromobenzene to be greater or less in acetone as a solvent?
1 calorie = heat required to raise temp. Of 1.00 g of H2O by 1.0 oC. Which has the larger heat capacity? How much energy is transferred due to T difference?
A particular voltaic cell operates on the reaction below, giving an emf of 0.865 V. Calculate the maximum electrical work generated when 20.0 g of zinc metal is consumed. Zn(s) + CI2(g) ? Zn2+(aq) + 2 Cl ?(aq)
Ttotal ammonia concentration = 0.400 M. determine What is the concentration of NH 4 + ?
The enthalpy of neutralization of the first proton of H2S is -33.7kJ/mol. Determine the first acid ionization energy of H2S(aq).
Consider the following combustion reaction: 2C4H10 + 13O2 -> 8O2 + 10H20. 125 g of C4H2O react with 415g O2.
Why acetone has significantly high refractive index when a mixture of acetone and water is distilled
Breathing air that contains 4.0% by volume CO2 over time causes rapid breathing, throbbing headache, and nausea, among other symptoms. What is the concentration of CO2 in such air in terms of mol percentage
2-Methyl-1-propanol is more soluble in water than is glycerol because 2-methyl-1-propanol forms fewer hydrogen bonds with water. Glycerol is more soluble in water than is 2-methyl-1-propanol because glycerol can form multiple hydrogen bonds with wate..
The density of the metal is 8.785 g/cm3 and the specific heat of the metal is 0.425 J / g oC. If the metal foil absorbs 864.7 J of heat as its temperature changes from 21.32 oC to 34.80 oC, calculate the thickness of the metal foil in mm.
the heat capacity of lead is 0.13 jg. degrees c. how many joules of heat would be required to raise the temperature of
When 0.0017 moles of a weak acid are dissolved in enough water to make 0.500 L, the pH of the resulting solution is 5.97. Calculate Ka.
compute the thermal-equilibrium values of hole and electron concentrations while considering a homogeneous gallium
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