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If solubility of a gas is 7.5 g/L at 404 kPa pressure, what is the solubility of the gas when the pressure is 2021 kPa?
when ethane (C2H6) is burned, how many grams of oxygen are needed to react with 477 grams of ethane?
The annual production of sulfur dioxide from burning coal and fossil fuels, auto exhaust and other resources is about 26 million tons. the equation for the reaction is S + O2= SO2.
Calculate the initial rate of the NO reduction at 1100 K if 400.00 mg of NO and 600.00 mg of H2 are confined to a 5.00 L reaction vessel.
A 4.70 g nugget of pure gold absorbed 255 J of heat. What was the final temperature of the gold if the initial temperature was 24.0°C? The specific heat of gold is 0.129 J/(g·°C).
What volume of a 0.50 M KOH solution is needed to neutralize completely 10.00 mL of a 0.30 M H2SO4 solution? The neutralization reaction is 2KOH + H2SO4 → K2SO4 + 2H2O.
When a ketone is treated with LiAlH4 followed by addition of water, what general class of product results?
A 33.0 g sample of a nonelectrolyte was dissolved is 700. g of water. The solution's freezing point was -2.84°C.
Determine the enthalpy change for the oxidation of ethanol to acetic acid, CH3CH2OH() + O2(g) -> CH3COOH() + H2O() given the thermochemical equations below.
Calculate the P-Cl bond energy, given the following reaction and the average bond dissociation energy of chlorine as 240kJ/mole.
How many moles of atoms are in each of the following? 4.1*10^24 Pb atoms ,2.15*10^22 He atoms
How many grams of dry NH4Cl need to be added to 1.80L of a 0.400M solution of ammonia, NH3 , to prepare a buffer solution that has a pH of 8.90? Kb for ammonia is 1.8*10^-5.
Determination of the partial pressures of the gases - Find the partial pressure of each of these gases in the final product mixture.
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