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A sample of chlorine gas has a volume of 0.30 L at 273 K and 1 atm pressure. What temperature (in °C) would be required to increase the volume to 1.0 L? To decrease the volume to 0.20 L? 12.
In what ways is the pool-table model unsuccessful and misleading in modeling gas behavior?
What volume of 0.200M Hydrochloric acid must combined to 250mL of 0.300M C8H7NaO3 to produce a buffer of solution with a pH of 3.37?
Consider a stoppered flask containing benzene, iodine, and air, which has reached equilibrium at 298K. Which one of the following statements concerning the system at equilibrium is true?
For the best system, calculate the ratio of the masses of the buffer components required to make the buffer
Many metals pack in cubic unit cells. The density of a metal and length of the unit cell can be used to determine the type for packing. For example, platinum has a density of 21.45 g/cm3 and a unit cell side length
A metal object with a mass of 19 g is heated to 96 degree celcious, then transferred to a calorimeter containing 75 g of water at 18 degree celcious
Lakes that have been acidified by acid rain can be neutralized by liming, the addition of limestone (CaCO3). How much limestone (in kg) is required to completely neutralize a 4.3 billion liter lake with a pH of 5.5?
An industrial factory utilizes electrolysis in its production. Explain how many minutes would a solution of Co3+ have to be electrolyzed with a 3.810 a current to plate out 2.68 g of Co
In a chemical reaction two water-soluble ionic substances react to form an insoluble solid precipitate in a metathesis reaction. Would you expect DS to be positive, negative, or close to zero for this reaction
Do the following planes all belong to the same zone: (-1 1 0), (-3 1 1), (-1 -3 2)? If so, what is the zone axis?
When an enzyme is purified from a complex mixture of proteins what usually happens to the total amount of protein and the specific activity during the purification process
The amount of nitrogen in an organic substance can be determined by an analytical method, called the Kjeldahl method, in which all the nitrogen in the organic substance is converted to ammoinia.
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