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Question- a system conducts 234 cal of heat to the surroundings, while delivering 306 cal of work. What is the change in internal energy of the system?
It is not a question in the book, so I just need the full solution of deriving
Problem- What are the four quantum numbers for each of the two electrons in a 4s orbital? For the second electron:
Sulfur dioxide reacts with chlorine at 227 oC: SO2(g) +Cl2(g) ↔ SO2Cl2(g) Kp for this reaction is 5.1 x 10-2 atm-1. Initially, 1.00 g each of SO2 and Cl2 are placed in a 1.00 L reaction vessel.
What effect did the addition of acetanilide have on the melting point of the unknown component. What about the addition of phenacetin
Compute the activation energy for the reacion N2O5(g) yields 2NO(g) +1/2 O2(g) from the observed rate constants at the subsequent two temperatures at 25C, k=2.68x10-5 s-1 and at 55C, k=1.3x10-3 s-1
Consider the titration of 51.5 mL of 1.2M NaOH with 1.0 M HCl. Find the PH at the following points. The acid volume needed to reach the equivalence point
What volume, in mL, of 0.1085 M H2SO4 would react exactly with 40.0 mL of a 0.995 M solution of KOH by the reaction: H2SO4 (aq) + 2 KOH (aq) -------> K2SO4 (aq) + 2H2O (l)
The standard free energy of activation of one reaction A is 85.50 kJ mol-1 (20.43 kcal mol-1). The standard free energy of activation of another reaction B is 78.70 kJ mol-1 (18.81 kcal mol-1).
triethylene glycol and heavy mineral oil are both high boiling, and high molecule solvents. What in their structural properties renders triethylene glycol
During the extraction of trimyristin from nutmeg, two students were given different samples of nutmeg. They noticed that one sample was very fragrant with the characteristic odor of nutmeg, while the other one looked old and was not very fragrant ..
Silver metal crystallizes in a cubic closest packed structure. The face centered cubic unit cell edge is 409 pm. Calculate the density of the silver metal.
In an experiment, 1.26 grams of iron combines with oxygen to give a compound that has a mass of 1.80 grams. What is the empirical formula of the compound?
What is the equilibrium constant for reaction below at 25 degreesC? (R = 8.314 J/K*mol). MgCO3(s) -->? MgO(s) + CO2(g) given delta G of formation [MgCO3(s)] = -1028.2 kJ/mol, delta G formation [MgO(s)] = -568.8 kJ/mol, and delta G formation [CO2(g..
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