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A cell composed of a platinum indicator electrode and a silver- silver chloride reference electrode in a solution containing both Fe2+ and Fe3+ has a cell voltage of .706 V. If the silver -silver chloride electrode is replaced with a saturated calomel electrode, what is the new cell voltage?
one mole of methane has a mass of 16.0 grams. How many grams of methane are needed to make 1.0 L of a 0.20 molar solution?
THe first equivalence point was reached after the addition of 15.25 mL of base. THe second equivalence point was reached after the addition of 30.98 mL. Find two values for the molarity of H3Y in the original sample.
how many moles of oxygen gas will be produced by the decomposition of 111.5 g of lead(II)oxide.
The density of hydrogen gas in a flask is 0.147 g/L at 305 K. what is the pressure inside the flask? Calculate the density in G/L of CH4(g) at 75 Celsius and 2.1 atm (R= .08206 L*atm/mol*K).
A saturated solution of PbCl2 is found to contain 2.88*10^-2 M chloride ions. What is the correct value of the solubility product
61.5 mL of 0.11 M sodium hydroxide were required to completely neutralize 23.7 mL of sulfuric acid. Calculate the concentration of the sulfuric acid solution
The carbohydrate glyceraldehyde is shown below in several different Fischer projections. Sort the structures according to whether the Fischer projection represents glyceraldehyde
Draw a reaction coordinate diagram for a one-step, exothermic reaction in which the the thermodynamic product is not the kinetic product (that is, the most stable product is the slowest to form).
If the pressure is measured at a temperature of 25.0 °C, then the volume of the tank must be ___ liters. (Round your answer to one decimal place and do not include units with the number.)
If the coal is burned in a power plant that uses 1800 tons of coal per day, what mass of calcium oxide is required daily to eliminate the sulfur dioxide?
Provide the following information for a titration analysis involving a titrant and titrand, where the titrand is a weak, diprotic acid (Ka1 = 1.00 x 10-4; Ka2 = 1.00 x 10-8; Vol=0.01000 L; FH2A=0.1000 M) and the titrant is a strong monoprotic base..
What is the solubility product constant? Given Ksp = 1.1 x 10^-3 for BaF2(s), calculate the molarity of Ba+2 in a saturate solution of BaF2 (at equilibrium).
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