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Intended for the reaction O2(g) + 2Hg(s) 2HgO(s), delta Ho = -20.2KJ/mol and delta So = -73.1J/K.mol. Which of these statements is true?
A) The reaction is only spontaneous at low temperatures.
B) The reaction is spontaneous at all temperatures.
C) Delta G^o becomes less favorable as temperature decreases.
D) The reaction is spontaneous only at high temperatures.
E) The reaction is not spontaneous at any temperature.
A 28.4 g sample of C2H5OH is burned in a calorimetry containing 1.0 kg water. The temperature of the calorimetry and its contents rose from 25.00 Celcius to 29.71 Celsius. Determine the heat involved in the combustion of 1.0 mole of C2H5OH
the heat of combustion of methane a component of natural gas is212 kcalmol. that of propane a component of lp gas
What is the maximum number of electrons in an atom whose highest-energy electrons have the principal quantum number n=5
Elemental exonium (not a real element) consists of 2 major isotopes Abundance Mass 31% 95 amu,69%. 118 amu What is the atomic weight for exonium.
The reaction previously done was just having trans-cinnamic acid reacted with Br2 forming all the isomers with the double bond being broken and Br put into place.
Calculate the equilibrium constant Kp for the reaction, {rm SO_2 (g) + 2 H_2S (g) rightleftharpoons 3 S(s) + 2 H_2O(g)} at a temperature of 298 rm K
A solution made by adding solid sodium hypochlorite (NaClO) to enough water to make 2.00 L of solution has a pH of 10.50. Calculate the number of moles of NaClO that was added.
Sate the balanced net equation for the reaction that takes place when 0.1 M solutions of cadmium (II) nitrate as well as ammonium carbonate are mixed.
does it mean that the solution will shift towards the products because there is excess of reactants? what does it mean when the solution is orange (is it shifting towards products or reactant)?
Codeine, C16H21NO3, is a monohydroxic derivative of morphine with pkb=6.05. Calculate the PH of a 80.0 ml soultion that contains 6.5 mg of codeine
There is a stock 6.00m solution of sodium chloride available in the lab. What volume of this solution would you need to prepare your solution?
Suppose that a fully charged lead-acid battery contains 1.50 of 5.00 . What will be the concentration of in the battery after 3.90 of current is drawn from the battery for 5.50
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