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Hydrogen Sulfide decomposes to the reaction 2H2S--->2H2+S2. Delta S= 78.1 j/k and the Delta H=169kJ. At what temperature would the reaction be spontaneous
I need help on comparing the collapse of the Roman Republic to the end of the Roman Empire. What are the differences and what are the similarities?
a solution containing 0.5000 moles of acetic acid per liter to 400.0 mL of 0.3000 M NaOH. What is the final pH? The Ka of acetic acid is 1.77*10-5.
A block of mass .250 kg traveling at (1.0 m/s)y hits a second block with a .375 kg mass travelling at (1.2m/s)x, What is the velocity of the 1st blcok after they hit each other
A 15.0mL aliquot of KOH 0.300 M is added to 500.0 mL of a buffer solution that is 0.225 M in hypochlorous acid (HClO) and 0.333 M in sodium hypochlorite. What is the pH of the solution? The K of hy
What is the significance of Isaac Newton's Principia in developing the field of astronomy and the scientific revolution as a whole?
An astroid of mass 2.1 x 10^15 kg splits apart. Asume the original astroid was at rest, what is the final velocity of the larger piece after the break, what was the intioal momentum of the system
What was the first example of a secular ruler in Europe? I know the Church was pretty much running the show well after the Middle Ages. I'm trying to research the history of the separation of Church a
We are writing a 1,800 word essay on the similarites and differences between Agnew's Origins of the Czech National Renascence and Maxwell's Choosing Slovakia. My reading comprehension is awful
Chlorides are at the corners of a primitive cube with a cesium in the middle. Using the Cs atom as the origin calculate the first three terms of the Madelung constant for a CsCl crystal. Recall that
What is romanticism? Can someone please explain it to me? It has nothing to do with, like, the history of Valentine's day or anything, does it?
During a crash test, a car moving at 60 km/ hr collides with a rigid barrier and comes to a complete stop in 200 ms, Find the total impulse imparted by the collision, Find the average collisional forc
Describe the structural elements of the feudal system during Medieval Civilizations
Using the same assumptions and approximations you used in lab, determine the molar enthalpy change (in kJ/mol) for the reaction below, assuming that CH3CO2H dissociates completely in water.
Trace the evolution of Rome from its beginnings to its status of the predominant Mediterranean power in the late third century BC. How do you account for explain Rome's success in becoming a great pow
You lower a weight of metal in a beaker filled with water standing on a scale. When metal weight hangs above the water weighs 179.6 grams, What is the metal weights density
Think about economies, freedoms, religion, government structure, and intermarriage. How did the French and Dutch learn from the experiences of the Spanish?
Derived from common sense is the same as the one derived mathematically from the equation obtained in the experiment.
How did Greek art and science reflect Greek values and philosophies?
Describe the most important characteristics of Stoicism and offer your assessment of Stoicism's role in the Hellenistic and Roman periods
An unit cell of CsCl was given. Chlorides are at the corners of a primitive cube with a cesium in the middle. Using the Cs atom as the origin calculate the first three terms of the Madelung constant
In one day, a 85 kg mountain climber ascends from the 1440 m level on a vertical cliff to the top at 2360 m . The next day, she descends from the top to the base of the cliff, which is at an elevati
If the original sodium tartrate solution had a concentration of 1.00 M instead of .100 M, what would the concentration of copper be in a solution created by combining 10 mL of it with 10 mL of the c
Why do people say Florence was where the Renaissance originated? Who was from there that was important in the Renaissance?
Calculate the molar solubility of Fe(OH)2 in a buffer solution where the pH has been fixed at the indicated values. Ksp = 7.9 x 10-16.