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A reaction has ?G = 10.0 kJ and ?G° = 15.0 kJ at a temperature of 50 °C. Calculate the value of the reaction quotient Q under these conditions.
A number of reaction mixtures did not become colorless within five minutes after the addition of bromine in acetic acid. Those solutions were put in a dark place and examined after one hour
The gas from a certain volcano had the following composition in mole percent (that is, mole fraction multiplied by 100). 56.0% CO2, 34% H2, 5.4% HCl, 2.4% HF, 2.1% SO2, and 0.1% H2S What would be the partial pressure of each of these gases if the t..
The vapor pressure of pure methanol, CH3OH, at 30 C is 160. torr. How many grams of the nonvolatile solute glycerol, C3H5(OH)3, must be added to 131. g of methanol to obtain a solution with a vapor pressure of 133. torr.
What is the purpose of the gas trap in the reaction set-up? (Hint: What gas(es) are present?What are their safety issues?)
What is the pseudoformula of ascorbic acid, given that ascorbic acid contains 3.41 mol of carbon, 4.53 mol of hydrogen, and 3.41 mol of oxygen
Partial pressures of SO2 and N2, 3.00 g of SO2(g) is originally in a 5.00 L vessel at 21 degrees Celsius and is transferred to a 10.0 L vessel at 26 degrees Celsius. 2.35 g N2(g) is originally in a 2.50 L vessel at 20 degrees Celsius and is transf..
A liquid that has a density of 0.80 ± 0.01 g/mL is insoluble in cyclohexane. What is the liquid?
A mixture consists of 323 mg of methane, 165 mg of argon, and 223 mg of nitrogen. The partial pressure of nitrogen at 275 k is 19 kPa.
Electrolysis of molten NaCl in a Downs cell is the major isolation step in the production of sodium metal. If 65.0 g of Na are obtained, how many amps are required to produce this in 7.50 hours
How many grams of water are required to dissolve 24g od KNO3 at 100 degrees celsius?
compunds made up from ions from S2- and sc3+ has amelting temperture of 1776 C what type of bonding is there?
A cylinder of compressed gas rolls off a boat and falls to the bottom of a lake. Eventually it rusts and the gas bubbles to the surface. A chemist collects a sample of the gas with the idea of trying to identify the gas.
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