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Question- A student prepared a 0.15 M solution of propanoic acid (HC3H5O2) and measured the pH to be 2.85 at 25 C. Calculate Ka and Kb for propanoic acid?
I want to know how this is done please show all steps in detail
Chemical Kinetics - Predict the rate law of a reaction based on the mechanism of the reaction - What is the overall reaction and Predict the rate law based on the mechanism.
When 0.062 moles of ammonium sulfate ((NH4)2SO4) are dissolved in enough water to make 200 milliliters of solution, how many ammonium ions are present.
Give the balanced thermochemical equation for the following reactions. show the correct physical state in each equation.
If a 5.0g KBr sample, at 25 degree C, dissolves in 25.0 mL of water, also at 25 degrees C. The final equilibrium temperature of the resultant solution is 18.1 degree C. Explain what is the enthalpy change. Hs, in joules per gram and kilojoules per..
Explain Maxwell's Distribution diagram and how does it relate to temperatures. What happens to this distribution as the temperature is increased
Consider a 75.0g sample of H2O(g) at 125C. What phases are present when 215kJ of energy is removed from this sample?
The peak was assigned as a Mn-Cl stretching mode of a contaminate manganese chloride species. Why would you expect this to be an erroneous assignment? Suggest a more likely source of this IR absorption.
what is the value for the standard internal energy of formation for acetyl chloride ch3cocl
Solve the following equation for X. Remember to balance the equation. Xe + 2F2 -> X In the above question we see the reaction between Xe and fluorine gas F2
Biocarbonate ion can react in water to produce hydroxide ions and carbonic acid according to the equation below.
If 61.9 g of sugar (glucose) is fermented, what is the maximum volume of pure ethanol that could be produced? (density = 0.789 g/mL)
Give the complete ionic equation for the reaction (if any) that occurs when aqueous solutions of lithium sulfide and copper (II) nitrate are mixed.
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