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A sample of 40.0 ml of .1 M acetic acid is titrated with .150 M NaOH Ka = 1.8 x 10^-5 What volume of NaOH is used in the titration in order tor reach the equivalence point? What is molar concentration of acetate ion at equivalence point? What is pH of solution at equivalence point?
Question about Aromatic Compounds, Explain the following: a.) The cycloheptatrienyl anion is antiaromatic, whereas the cyclononatetraenyl anion is planar (in spite of the angle stain involved)
Consider a heat engine operating between 1200 K (TH) and 400 K (TC), What if we combust 1 liter of ethane to supply qh, how much work would we expect
Calculate the mass (in grams) of the product formed when 15.64 g of Cl2 reactant completely reacts. Assume that there is more than enough of the other reactant.
An experiment shows that a 250 mL gas sample has a mass of 0.430 g at a pressure of 728 mmHg and a temperature of 26 C. What is the molar mass of the gas?
A thermally powered refrigerator receives heat from a flame at 400 C and withraws heat from a cold box at -40 C. If the machine is reversible and all heat is discharged at 30 C, calculate the ratio of the heat required at at 400 C to that withdraw..
what is the percent of sulfate in 22.04 grams of barium
Cyclopropane, C3H6, is an anesthetic given by inhalation. How many grams are in 0.30 mole of cyclopropane? The sedative Demerol hydrochloride has the formula C15H22ClNO2. How many grams are in 2.2x10^-2 mole of Demerol hydrochlorde?
A sample of gas has a pressure of 328 torr while occupying a volume of 8.6 liters at 25 degrees C. If the volume was reduced to 2.4 liters at the same temperature, what would be the gas pressure in torr
If a gas held at constant pressure had an initial volume of 5.00 L and the temperature changed from 35°C to 578 K what would be the final volume of this gas?
The one on the left is filled with 1 L of water at 20 C with a coefficient of viscosity of 1 cP. How long will it take for the beaker on the left to have 60% of its original level.
Equilibrium constant (Kc) is 1 and inital concentrations of A and B are Cao and zero (Cbo = 0), respectively. Da is equal 2 for each reactor in series configuration. What is the overall conversion of A for above equilibrium reaction?
An auto mechanic spills 72 mL of 2.6 M H2SO4 solution from a rebuilt auto battery. How many milliliters of 1.5 M NaHCO3 must be poured on the spill to react completely with the sulfuric acid?
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