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Explain why is the major product between p-anisaldehyde and acetophenone the crossed aldol product rather than the Cannizzaro reaction or the self-condensation of acetophenone?
If the volume of the flask is 135 ml the temperature of the bath is 100C also atmospheric pressure is 760torr. If the average molar mass of air is 29.0 g/mol.
Calculate the proton motive force across the inner mitochondrial membrane a 25 degrees C when theelectrical difference is -0.18 V (inside negative), pH outside us 6.7, and pH inside is 7.5.
A 4.78-g sample of aluminum completely reacts with oxygen to form 6.67 g of aluminum oxide. Calculate the mass percent composition of aluminum in aluminum oxide
What is the value of Kc if the extent of dissociation in 0.100M lactic acid is 3.65% at 25 Degree C?
How many grams of are CaH2 needed to generate 147L of H2 gas if the pressure of H2 is 827 torr at 20 C?
A year later a single large crystal of mass 50 g is at the bottom of the flask. Explain how this experiment provides evidence for a dynamic equilibrium between the saturated solution and the undissolved solute.
When 0.500 mol of N2O4 gas is placed in a 2.50 L reaction vessel and heated to a set temperature, 65.3% of the N2O4 decomposes. Calculate Kc for the decomposition rxn.
The OH- concentration in a 2.5×10-3 M Ba(OH)2 solution is A) 4.0 × 10-12 M. D) 1.2 × 10-2 M. B) 2.5 × 10-3 M. E) 0.025 M. C) 5.0 × 10-3 M.
The molecular formula of C7H10O (3 degrees of unsaturation) was shown to give peaks in the 1H-NMR at 1.3 ppm (single), 2.9 ppm (single), 6.1 ppm (doublet), and 6.6 ppm (doublet). What is the structure of this molecule
if 0.50 mol of cocl2 is placed in a 2.0l flask what will the concentration of all the reactants and products be when
Determine the volume of 0.235 M KOH solution required to neutralize 40 mL of 0.235 M H2SO4 sulfuric acid. The neutralization reaction is: H2SO4(aq) + 2KOH(aq) > K2SO4(aq) + 2H2O(l).
The resulting solution required 13.73 mL of 0.176 mol L?1 NaOH(aq) to neutralize the excess, unreacted HCl. What was the percentage by mass of Mg(OH)2 in the original sample [Hint: When Mg(OH)2 or Al(OH)3 reacts with HCl(aq), the products are a ch..
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