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Derive an expression for the internal pressure of a gas that obeys the Bethelot equation of state.
A solution is initially 0.050M in acetate, CH3COO- (Kb = 5.6 x 10^-10). 10.0mL of 0.10 M HCl is added. The Ka for the conjugate weak acid of CH3CHOO- is 1.8 x 10^-5. Calculate the pH for this solution at equilibrium.
the specific heat of ethylene glycol is 2.42 jg-k. how many j of heat are needed to raise the temperature of 62.0 g of
A student mixed 75.0 mL of water containing 0.75 mol HCl at 25 degrees C with 75.0 mL of water containing 0.75mo of NaOH at 25 degrees in a foam up calorimeter. The temperature of the resulting solution increased to 35 degrees C.
how to find the molar concentration of a soloution of phosphoric acid if 17.8 mL of it neutralizes 20.0 mL of 0.050 mol/L calcium hydroxide.
Water is present in air at 122 deg F and a total pressure of 14.696 psi in an amount such that the relative humidity is 50%. Water is removed by
A particular first-order reaction has a rate constant of 1.35 × 102 s-1 at 25.0 °C. What is the magnitude of k at 75.0 °C if Ea=49.8 kJ/mol
carbon monoxide (CO) in an reaction to produce 2 moles of iron and three moles of carbon dioxide, what is the mole ratio between these reactants?
Determine the volume of 0.210 M KOH solution required to neutralize each of the following samples of sulfuric acid. The neutralization reaction is: H2SO4(aq)+ 2KOH(aq) â†' K2SO4(aq)+ 2H2O(l)
Explain the topic of the article using chemistry terms/concepts and the article or web address must be included with the paper
the thermal decompositon of n205g to form n02g and o2g is a first order reaction. the rate constant for the reaction
protons can be accelerated to speeds near that of light in particle accelerators. estimate the wavelength in nm of
a sample of sucrose c12h22o11 weighing 0.1265 g is burned in a bomb calorimeter. after the reaction is over it is found
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