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Pentanol (C5H11OH) undergoes complete combustion to form CO2(g) and H2O(heart). The enthalpy of combustion of 3-Pentanol, and the enthalpies of formation of CO2(g) and H2O(heart), are shown below. Use the information given to calculate the enthalpy of formation of 3-Pentanol. a. +1204 kJmol-1 b. +2637 kJmol-1 c. -7000 kJmol-1 d. -372 kJmol-1
which is commonly known as table sugar, reacts in dilute acid solutions to form two simpler sugars, glucose and fructose, both of which have the formula C6H12O6 At 23C
What is the basic structure of phosphatidyl cholines, and how do they work as emulsifiers? Why is there so much research interest in phosphatidyl cholines
45 mL of 0.016 M NaOH are added to 37 mL of 0.035 M HCL. The acid and base react to form NaCl and water. Assuming that the total volume of the mixed solution is 82 mL, compute the molarity of the final HCL solution.
If a mixture containing 1.0 moles of A, 4.0 moles of B and 6.0 moles of C is allowed to react according to the equation: 2A + 2B + 6C ? 4D + 3E
At 400 K, an equilibrium mixture of H2, I2, and HI consists of 0.015 mol H2, 0.012 mol I2, and 0.025 mol HI in a 4.50-L flask. What is the value of Kp for the following equilibrium? (R = 0.0821 L · atm/(K · mol))2HI(g) H2(g) + I2(g)
What is the ratio of the enantiomeric products? b) What name is given to a mixture of enantiomers present in the ratio determined in part (a)?
write equations that show a plausible reaction mechanism for the acid-catalyzed isomerization of maleic acid
What minimum OH- concentration must be attained (for example adding NaOH) to decrease the Mg2+ concentration in a solution of Mg(NO3)2 to less than 1.1e-10 M
The oil level in the arm connected to flask 2 is 14.17 cm higher than in the arm connected to flask 1. Flask 1 is also connected to an open-end mercury manometer. The mercury level in the arm open to the atmosphere is 18.48 cm higher than the leve..
Why is molarity not the best means of stating acid strength? Is molarity the most representative form of quantifying acids and bases?
When heated, calcium carbonate decomposes to yield calcium oxide and carbon dioxide gas via the reaction CaCO3(s)?CaO(s)+CO2(g)
Describe the preparation of 1.5 liters of a 0.1 M acetate buffer, pH 5.0, starting from solid sodium acetate trihydrate
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