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A 643 mL gas sample at STP is compressed to a volume of 285 mL, and the temperature is increased to 26C. What is the new pressure of the gas in Pa? Answer in units of Pa.
suppose a can contains gas at a pressure of 755 mm Hg and a temperature of 25 degrees celsius, what would be the pressure if the can was heated to 1155 degrees celsius ?
Find what is the initial concentration of the chlorine before dilution - unknown concentrated chlorine
How many moles of ammonia will be required to produce 10.0 mol of water
Calculate the freezing point and boiling point of a soultion of 383g of glucose dissolved in 400. g of water.
Photochemical chlorination of heptane gave a mixture of monochlorides containing 15% 1-chloroheptane. What other monochlorides are present? Estimate the percentage of each of these additioanl C7H15Cl isomers in a monochloride fraction.
Calculate the mass percent of carbon in the compound and calculate What is its final temperature
calculate the average moles of ascobic acid in the pipetted sample used for titration d)Calculate the average moles of ascobic acid in the crushed tablet.
Addition to double bonds, oxidation of double bonds - Draw the structure/structures for the major organic product/products formed when 1-methylcyclohexene reacts
Does ammonium chloride added to water produce a simple solution, does the ammounium chloride dissociate or does a chemical reaction occur resulting in a new set of compounds.
Consider the following reaction: 2H2O + 2SO2 2H2 + 3O2 A reaction mixture initially contains 2.8M H2O and 2.6 M SO2.
If 30mL of 6.8M H2SO4 was spilled , what is the minimum mass of NaHCO3 that must be added to the spill to neutralize the acid.
At 25 0C the density of a 50 % (by mass) ethanol/water solution is 0.914 g/cc. Given that the partial molar volume of water in the solution is 17.4 cc/mol.
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