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A 1.800 g sample of phenol (C6H5OH) was burned in a bomb calorimeter. The calorimeter contains 1250 g of water and the bomb has a heat capacity of 6430 J/K. What is the heat of combustion per mole of phenol?
What volume of H2 gas (in L ), measured at 742 mmHg and 84C, is required to synthesize 25.8g of CH3OH?
Write and balance the chemical equation for combustion of C13H24O. What is the sum of all of the coefficients in the correctly balanced chemical equation
Calculate the vapor pressure of Hg at 86 oC (in atm). Hg(l) ? Hg(g) ?Ho = 61.32 kJ and ?So = 98.83 J/K
how much energy heat is released when 0.9 moles of h2 reacts with 0.5 moles of cl2 to create hclg if the deltahrxn
How does the collision theory account for the dependence of rate on the concentrations of the reactants?
The reaction between sulfur dioxide and oxygen is exothermic. 2 SO2 (g) + O2 (g) 2 SO3 (g) Which of the following factors will cause the equilibrium to be shifted to the right
What is the volume required of a 0.2 M KOH solution to reach the half equivalence point in titrating 25 mL of a 0.1 M HCO2H.
This indicates that the solution is now more acidic, and the reaction shifts to the right, working to lower the concentration of hydrogen ions, and return to equilibrium
The rate constant of a reaction is 2.75*10^-5 L/mol*s at 195 c and 3.75*10^-3 L/mol*s at 258 c. What is the activation energy of the reaction
a gas-filled balloon having a volume of 2.50l and 1.2 atm and 25 celsius is allowed to rise to the stratosphere about
Considering the properties required of molecules for them to undergo steam distillation, explain why a treating mixture of vanillin and eugenol to steam distillation would result in distillation of eugenol only.
it takes 208.4 kj of energy to remove 1 mole of electrons an atom on the surface of rubidium metal. how much energy
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