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Discuss Break point chlorination and its significance with the help of the diagram.
A 4.61*10^-3 mole sample of HY is dissolved in enough H20 to form .086L of solution. If the pH of the solution is 2.64, what is the K_a of HY
Important information about Organic Chemistry, The most reasonable formula for a compound demonstrating M+ =101 with a minor M+1 peak is
given that CO2 makes up .0355% of the atmosphere what is the maximum concentration fo CO2 in H2O. Using Henrys law C=kP where k for CO2 = 2*10^-3
Question- 3C(s) + 3H2(g) -----> C3H6(g) deltaH= 20.41 kJ; deltaS= -131.6J/K at 298K, What is the equilibrium constant at 298K for this reaction
A sample of a compound is decomposed in the laboratory and produces 120.1gcarbon, 30.2ghydrogen, and 80.0goxygen.
The reusable booster rocket of the U.S. space shuttle employs a mixture of aluminum and ammonium perchlorate for feul. the chemical reaction that occurs is
Calculate the final temperature when a 29.0 gram sample of ice at 0oC is placed into a styrofoam cup containing 115 grams of water at 75.7 oC. Assume that there is no loss or gain of heat from the surroundings.
What is the molality of ethylene glycol in an engine's cooling system to ensure the solution doent freeze in a "normal" winter. (minimun temperature of -10C)
When 35.6 L ammonia and 40.5 L oxygen gas react at STP, NO(g) and water are produced. How many grams of NO(g) are produced assuming 100% yield?
Ammonia is kept at 15 degrees Celsius in a 10.0 L flask with a pressure of 1.95 atm. What is the pressure in the flask if the temperature is increased to 25 degrees Celsius.
Give the bond angle and describe the shape around the central atom designated in this molecule.
The concentration of Fe for the twice diluted sample is found to be about 1.875ppm. What is the concentration of Fe in the original sample of tap water
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