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The first-order rate constant for the reaction of methyl chloride (CH3Cl) with water to produce methanol (CH3OH) and hydrochloric acid (HCl) is 3.32 10-10s-1 at 25°C. Calculate the rate constant at 39°C if the activation energy is 116 kJ/mol.
A mixture of propane and butane is fed into a furnace where it is mixed with air. The furnace exhaust leaves the furnace at 337°C, 786.0 mmHg and contains only N2, O2, CO2, and H2O
a 55.0 gram piece of ice at 0.0 c is added to a sample of water at 8.0 c. all of the ice melts and the temperature of
What are the major components of the mixture after acid-base equilibriums have been established if a) half a mol, b) 2 mol of sulfuric acid (H2SO4) are added to a solution of one mol ketone
A 29.0-g sample of water at 260. K is mixed with 51.0 g water at 340. K. Calculate the final temperature of the mixture assuming no heat loss to the surroundings.
There are two naturally occurring isotopes of bromine. 79Br has a mass of 78.9183 amu. 81Br has a mass of 80.9163 amu.
The student found that 8.67mL of NaOH solution was needed to titrate a 0.0544g sample of the acid to the equivalence point. Calculate the mass of unknown required for a 30.0mL titration.
what is the total vapor pressure4 at 20deg c of a liquid solution containing 0.30 mole fraction benzene c6h6 and 0.70
For each of the following equations, indicate the rate of change of all the other species relative to the rate of change of the underlined species
Carbon dioxide dissolves in water to form carbonic acid. Estimate the thermodynamic equilibrium constanst (K) for this reaction (delta Gf values: H2CO3= - 616.1, H2O= - 237.1, CO2= - 394.4) .
How many grams of Chromium (III) Sulfate will you need and how many mL water will you need? Assume that the density of water is 1.00 g / ml.
What Amount of enrgy has been transferred to heat the water? (The specific heat capacity of water is 4.184 J/g *C )
What mass of carbon monoxide in grams is present in a room measuring 8.5 12.0 18.4 ft ?
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