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The standard free energy change for the reaction of nitrogen gas with hydrogen gas to produce ammonia is -32.9 kJ. Calculate the equilibrium constant for this reaction at 25°C.
a 14.0 g sample of cacl2 is dissolved in 121 g of water with both substances at 25.0degc. calculate the final
A solution of potassium permaganate is standardized with iron metal, a primary standard. The iron is dissolved in acid, reduced to Fe(II), and titrated with permanganate.
Then 1mg of formaldehyde(HCHO, MW=30g/mol) is injected through the septum into the water. Some of the formaldehyde escapes into the gas phase. Consider the situation when a new equilibrium is established. Determine the equilibrium mole fraction of..
the IUPAC name for the aniline C6H5NH2 with both CH3 and CH2CH2CH3 attached to the nitrogen molecule?
Ammonium Nitrate absorbs 3.30 x 10^2 J of heat per gram dissolved in water. In a coffee-cup Calorimeter, 4.40 G NH4NO3 is dissolved in 100 g of water at 21.0 degrees celsius. What is the final temperature of the solution
Discuss the absence or appearence of zero point energy for translational and rotational motion for 2 and 3 dimensions.
what is the purpose of dissolving the acetanilide in glacial acetic acid prior to beginning the nitration reaction?
How many isomers, including stereoisomers, exist for the triacylglercerol which, on saponification, gives 2 molar equivalents of palmitate and 1 molar equivalent of stearate?
best describes the self-sustaining process of fission with a critical mass of uranium-238?
The air is cooled as the water evaporates. How much water must be evaporated to cool the air in a room of dimensions 4.0 m x 5.0 m x 3.0 m by 20. C? Assume that the enthalpy of vaporization of water is the same as it is at 25 c.
Predict whether the following compounds will undergo the benzoin condensation, faster, slower than benzaldehyde, or give no reaction
a compound contains c h and s. elemental analysis performed on 172.5mg sample produced 299.0mg co2 and 163.2mg h2o.
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