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The vapor pressure of pure water at 70°C is 235 mm Hg. What is the vapor pressure depression of a solution of 125 g of the antifreeze ethylene glycol, C2H6O2, a nonvolatile compound, in 205 g of water? Use molar masses with at least as many significant figures as the data given.
Discribe in DETAIL, the envrionmental hazards that come from poultry farms?
Choose the correct answer of the following, explain why it is true, and explain why the other choices are untrue: (A) high pE is associated with species such as CH4, NH4+
What is the rate law for the reaction? Please show step by step solution.
carbon dioxide is a green house gas that is linked to global warming. it is released into the atmosphere through the
A lab bench has 3 one L stoppered flasks. Flask A contains one mole of NH3 gas. Flask B contains one mole of N2 gas & Flask C contains one mole of SO2 gas. All are at the same temperature.
The reaction between sodium metal and chlorine gas is highly exothermic and produce NaCl. Comment on this observation relative to the calculated enthalpy for the aforementioned gas-phase reaction.
What is the percent ionization of a 0.0300 M aqueous solution of cyanic acid, HCNO (Ka = 3.5E-4)?
For a certain reaction, = 8.38×10?4 and 9.24×10?5 . Calculate the value of the reverse rate constant, , given that the reverse reaction is of the same molecularity as the forward reaction.
At 1.00 atm and 23 C, how many liters of carbon dioxide are formed by the combustion of 3.40g of butane?
75.0 g of PCl5(g) is introduced into an evacuated 3.00 L vessel and allowed to reache equilibruim at 250 degrees celcius. PCl5(g) PCl3(g) + Cl2(g) Kp=1.80 for this reation, what is the total pressure inside the vessel at equilibrium
The mechanism by which these compounds kill insects and people is unknown. D. These compounds kill insects and people by stimulating acetylcholinesterase, an enzyme of the nervous system.
iF 0.80g of a gas occupies 295 mL at 25 degrees Celcius and 680 mm Hg of pressure, what is the molar mass of the gas.
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