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Use an equation to show the acid in equilibrium with it's dissociated ions. The Ka for the acid = 1.8 x10-5. After you have the average concentration of the HAc, use an ICE table to get the [H+]. Average [HAc] is 0.01208 M.
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what must be the atomic mass of the metal mnbsp if a sample of the compound mso4 weighing 0.1131 g reacts with barium
Calculate the volume of O2 at STP, required for the complete combustion of 175 g octane (C8H18) to CO2 and H2O?
a current of 2.40 a is passed through a solution containing cu2aq for 30.0 minutes with copper metal being deposited at
The charge carrier density of GaAs at 26oC is 2.25x10^6 cm-3. What is the charge carrier density (in cm-3) at 176oC? The bandgap of GaAs is 1.42 eV.
a student carried out the experiment but did not follow the directions exacly as written. What effect would the following actions have on the experiment ?
Boron shows anomalous behaviour in its groups because of its small size and non-availability of d orbitals. It resembles silicon, the second member of the next higher group.
Construct the C-V curve. labeling everything. including the values of the oxide capacitance, fl at-band voltage. and threshold volt age. Assuming an Al gate with 4. 1 V work function. compute the effective oxide charge.
Calculate the concentration of Iron(II) ions in a solution that contains 0.10M Fe(NO3)2 and 1.00M NaCN.
Calculate the pH resulting from mixing 15.00 mL of 0.800 M HIO3 (pKa=0.77) with 45.00 mL of 0.0200 M NaOH.
Write the structural formula and the name of the organic product that would result from the hydrogenation (addition of hydrogen) reaction of propene.
Assume that most of the electromagnetic energy from the sun is the visible region near 500 nm. Calculate the maximum value of the work function for a metal to be used in photovoltaic cells to convert solar energy into electicity.
What is the theoretical yield of Ammonia if 14.29g of N and 10.85g of H are allowed to react?
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