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The fragrance of apricots is due to the ester pentyl butanoate. Write the equation for the synthesis of this ester from the acid and the alcohol. Provide the structure of isoamyl acetate, the alarm pheromone of the honeybee.
One of the most historically significant studies of chemical reaction rates was that by M. Bodenstein (Z. Physik. Chem. 29 (1899) 295) of the gas phase reaction and its reverse, with rate constants and , respectively. The measured rate constants a..
what type of intermolecular forces accounts for kr atomica weight 84 boils at
Determine how many grams of NaCl should be dissolved in a liter of H 2 O to produce an isotonic solution?
How many grams of krypton gas will occupy 2.55 liters at 1.25 atm if it occupies 3.75 liters at 0.750 atm at 255 K?
The Kp value was calculated as 8.491 g. What does the Kp value tell you about the solubility of benzoic in the two solvents dichloromethane and water
what type of phase change does a substance undergo at .750atm and 30 degrees celsius
A flask containing only NO2(g) at an initial pressure of 8.60 atm is allowed to reach equilibrium. Calculate the total pressure in this flask at equilibrium.
Calculate w for each step and for the total process. What values for w would you calculate if the cycle were traversed on the opposite direction?
If 2.09 g SO2 react with excess oxygen and water, how many grams of H2SO4 are produced?
What minimum voltage is required to electrolyze anhydrous HF? Hint: the H-F bond is so polar that liquid HF is essentially composed of H+ and F- ions.
Which of the following is the most effective buffer system for a pH value of 10.15. HCO3- / CO32- (Ka = 4.7 x 10-11) I have no idea why
A buffer is prepared by mixing 0.2 mole of HCOOH with 0.3 mole of NaHCOO in a volume of 200 ml. How many grams of NaOH must be added to achieve ph of 4
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