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Question- At what temperature is the change in entropy for the reaction equal to the change in entropy for the surroundings?
A reaction has delta Hrxn= -125KJ and delta Srxn= 330J/K.
Solve the above problem in detail no word count
What is the molecular formula of the molecule that had an empiricial formula of C2 H4 S and a molar mass of 180.35% g/molecular.
Suppose it had been decided that the Avogadro constant should be recalculated as the number of gold atoms in 197.00g of gold. Gold is a desirable standard because it is not very reactive and because it is not very reactive and because it has only ..
Which of the following combinations of quantum numbers can refer to an electron in a ground state cobalt
An unknown foul smelling hydrocarbon gives the mass spectrum and infrared spectrum with a major fragment at 39, 67, 81, and 95. propose structures for the major fragments
When solid mercury (II) is heated, it forms solid mercury (II) oxide and gaseous nitrogen dioxide and oxygen. what is the balanced equation?
tartaric acid c4h6o6 has two acidic hydrogens. the acid is often present in wines and precipitates from solution as
At 46c a sample of ammonia gas exerts an pressure of 5.3 atm. What is the pressure when the volume of the gas is reduced to one fourth of the original value at the same experiment
Compute the theoretical yield in grams for the Williamson ether synthesis of phenacetin. (Density of p-phenetidine is 1.065g/mL)
polyaromatic hydrocarbons are commonly associated with soot particles as adsorbances on the surface. calculate the
Assuming that equal numbers of moles of each were released into the air at ground level, rank these four compounds in terms of their potential to catalytically destroy ozone in the stratosphere. Explain
A 25.00 mL sample containing Fe3+ was treated with 10.00 mL of 0.0367M EDTA to complex all of the Fe3+ and leave excess EDTA in solution. The excess EDTA was then titrated, requiring 2.37 mL of 0.0461M Mg2+ standard solution.
There are 100 grams of water in the bucket, how much heat did the 100 grams of tungsten conduct to the water what was the initial temperature of the hot tungsten? Ctungsten = .04 cal/g×°C
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