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Cyclopropane (C3H6) reacts to form propene (C3H6) in the gas phase. The reaction is first order in cylclopropane and has a rate constant of 5.87 x 10^-4/s at 485 degrees Celsius.
If a 2.8 L reaction vessel initially contains 722 torr of cyclopropane at 485 degrees Celsius, how long will it take for the partial pressure of cylclopropane to drop to below 103 torr?
When 26.0 mL of 0.565 M H2SO4 is added to 26.0 mL of 1.13 M KOH in a coffee-cup calorimeter at 23.50°C, the temperature rises to 30.17°C. Calculate H of this reaction per mole of H2SO4 and KOH reacted.
calculate the heat energy released when 15.1g of liquid mercury at 25 degrees C is converted to solid mercury at its melting point
Hydrogen cyanide is prepared from ammonia (NH3) and natural gas (CH4).2 NH3 (g) + 3 O2 (g) + 2 CH4 (g) → 2 HCN (g) + 6 H2O (g)
A 120g sample of an unknown substance was heated from 15oC to 30oC. The substance absorbed 458 joules of energy. What is the specific heat of this substance?
A 0.9092-g sample of wheat flour was analyzed by the Kjeldahl procedure. The ammonia formed was distilled into 50.00mL of 0.05063 M HCl; a 7.46-mL back-titration with 0.04917 M NaOH was required. Calculate the percentage of protein in the flour.
Four essential factors can affect the rate of a reaction. Three of these factors can be related to the rate constant of a reaction through an equation known as the Arrhenius expression.
determine the molar ratio of nabh4 to benzophenone that you actually used in the experiment. why do you think that it
Fluorine has an average atomic mass of 18.998403 u, and chlorine has an average atomic mass of 35.453 u. How many grams of chlorine contain the same number of atoms as 1.00 g of fluorine
if 1g of pyrrole and 1g of benzaldehyde are reacted with acid catalyst to form tetraphenylporphyrin what is the
calcualte the pH at one-half the equivalence pont and at the equivalence point for a titration of 50 mL of 0.100M acetic acid with 0.100M NaOH
In Organic lab we are enabling trans to cis isomerizaton of E-1,2-dibenzoylethylene by irradiating the alkene with UV light. What is the overall equation for this reaction
assume that while titration of vinegar sample with standard naoh takes place you misread the buret and the observed
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