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The equilibrium constant for the dissociation of ethanoic acid in water is 1.8 x 10^-5. The equilibrium constant for the dissociation for chloroethanoic acid, in water is 1.4 x 10^-3.
a) Write the equation for the dissociation of ethanoic acid in water
b) Write the equilibrium eexpression for the dissociation of ethanoic acid in water
c) Deduce which of the two acids given above is weaker and explain your reasoning
The oil is burned with 20.0% excess air, based on complete combustion of the carbon to CO2, the hydrogen to H2O, and the sulfur to SO2. The oil is burned completely, but 8% of the carbon forms CO. Calculate the molar composition of the stack gas.
The rate constant for the equation 2C2F4 --> C4F8 is 0.0438 M?1· s?1. We start with 0.142 mol C2F4 in a 5.00-liter container, with no C4F8 initially present. What will be the concentration of C2F4 after 1.00 hour
A 1.91 L flask at 17degree contains a mixture of Nitrogen , He and Ne at partial prassure 0f 0.261 atm for N2, 0.195 atm for He, and 0.397 for Ne. Calculate the volume in liters at STP occupied by He and Ne if the N2 is removed.
Problem- List reasons why the theoretical pH value of the buffer you prepared was different from the experimental pH value.
the oxidation of nitric oxide to nitrogen dioxide is2nog o2g reg 2no2gif 100.0 ml of no at stp reacts with 400.0 ml of
Calculate the APF for (a) the simple cubic and (b) body centered cubic lattices as volume of atoms/volume of cell. (c) Which structure is more dense given atoms of equal mass? The edge length for simple cubic is 2r. Remember that each corner atom ..
Write the net ionic equation for this reac- tion occuring in water: Calcium sulfide and iron(II) bromide are mixed to form iron(II) sulfide and calcium bromide.
Why is the boiling point of octane, C8H18, higher than that of methane, CH4, if they are both nonpolar molecules? 7-Using a diagram to illustrate your answer, explain the effect of temperature on the vapor pressure of a liquid.
Determine what would be the concentration of the final solution If you take a ten mili litres portion of the stock solution and dilute it to a total volume of 0.250 Litres,?
The solubility of slaked lime, Ca(OH)2, in water is 0.185g/100mL. What volume of 0.00400 M HCl is needed to neutralize 14.5mL of saturated Ca(OH)2 solution
How many atoms of neon occupy a volume of 14.3 L at STP?
A student prepares cyclohexene from cyclohexanol, but forgets to do the extractions. As a result the product contains some cyclohexanol. What peaks would you expect to see in the IR spectrum of this impure product?
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