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A tank with a total pressure of 4.7 atm has a mixture of gases that is 72% nitrogen, and the rest is oxygen. What is the partial pressure of the nitrogen? The oxygen?
Assume that 1.14 mL of liquid remains in the flask each time it is emptied, and that this volume of rinse water remains in the flask prior to preparation of the KNO3 solution. Although in practice rinse volumes are generally approximate, for purpo..
Professor Whoops attempts to make a 10^-7 M NaH2PO4 solution. The good professor accidently grabs the Na2HPO4 bottle. What pH did professor Whoops expect the solution to be. what was the actual pH of the solution as made
Calculate the mass in grams of iodine (I2) that will react completely with 29.1 g of aluminum (Al) to form aluminum iodide (AlI3).
Chlorine gas reacts violently with sodium metal. Write the balanced reaction to answer the question. How many grams of sodium are required to completely react with 2.85 L of chlorine at 4.25 atm and 36oC
a flask is filled with 1.20 of argon ar gas at the temperature ofnbsp twenty five degree celsius . a sample of c2h6
Based on the half-reactions and their respective standard reduction potentials below, the strongest reducing agent is ________, and the strongest oxidizing agent is
A sample of argon has a volume of 205 cm3 when its temperature is -44.0 oC and its pressure is 712 mm of Hg. What would be the volume of the argon at STP?
A solution of I2 was standardized with ascorbic acid. Using a .1000 g sample of pure ascorbic acid, 25.32 mL of I2 were required to reach the starch end point. A. What is the molarity of the iodine solution? B. What is the titer of the iodine solu..
How much bacterial tissue is produced in a treatment plant for every 1.0 multiplied by 104 kg of wastewater containing 3.0% NH4+ ions by mass?
Elemental sulfur reacts with oxygen and water to produce Sulfuric acid in the presence of a catalyst. What minimum mass of sulfur is needed to prepare 175g of sulfuric acid
What is the fraction of association for the following potassium propionate solutions. The Ka of propanoic acid is 1.34 × 10-5.
a car radiator coolant, loses 999J of heat. What was the initial temperature of the ethylene glycol if the final temp is 32.5 degrees C
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