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For a silver-silver chloride electrode, the following potentials are observed- E° = 0.222 V E(saturated KCl) = 0.197 VPredict the value of E for a calomel electrode saturated with KCl, given that E° for the calomel electrode is 0.268 V
How many milliliters of 0.200 M NaOH are needed to neutralize 100. mL of 0.100 M HCl
What is the pH of a solution prepared by dissolving 11 mmol of a weak base in 350 mL of a 0.199-M solution of its conjugate acid
Imagine you have a liquid that has two components: 75% benzene and 25% toluene by mass (e.g. a simplified crude oil mixture). What is the mass % of each in the vapor?
Gas ammonia can be decomposed to give 3.00 by mass of hydrogen and 14.0 by mass of nitrogen.what mass of nitrogen is obtained.
What are the vant Hoff factors of C2H5OH (no dissociation), NaCl (full dissociation), Na2CO3 (full dissociation)
how the isomerization from trans to cis isomer might occured. How does this compare to the isomerism of trans-[Co(NH3)4Cl2]Cl?
It's not until death that the percentage of carbon-14 will begin to diminish from decay. Because radioactive decay is a first-order process, the integrated rate law for a first-order reaction can be rewritten asfraction remaining
Each tablet contains 80. mg of the active ingredient and comes in bottles of one hundred. How many mL of a 0.100 M solution of HCl are required to dissolve ther active ingredient in a full bottle of Gaviscon tablets?
What volume of nitrogen gas is produced from the liquid nitrogen spill if the temperature of the room is 25 degrees C at 1.00 atm?
A solution is prepared by dissolving 14.4 g ammonium sulfate in enough water to make 100.0 mL of stock solution. A 11.50 mL sample of this stock solution is added to 55.00 mL of water.
What is the volume of 135 mL of oxygen gas at 113°C and 870. mm Hg if the conditions are adjusted to STP? Assume the amount of gas is held constant.
Calculate the final pressure of a gas if a 953-mL sample of the gas at 1.25 atm and 50.0 degrees Celsius is changed to 1.55 L at 75.0 degrees Celsius.Be sure to include units and correct significant figures
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