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Problem- Another common electrode is called the calomel electrode which is given by the following equation and has an E(not)cell=.268 VH2(g, 1 bar) + Hg2Cl2 = 2H+(aq) + 2Cl-(aq 1 M) + 2Hg(l)
If the measured cell voltage is .432 V at 25 C calculate the corresponding PH
If possible please provide me expert solution with complete computation
A compound contains atoms of three elements X, Y and Z.The oxidation numbers are X +2, Y +5 & Z -2.formula ? How can we formulate formula of a ternary compound using their valency?
Make out all potentially hazardous steps in the procedure of the activation energy experiment. Define what safety precautions should be taken and why.
The Tank contains how many grams of oxygen gas? A steel cylinder with a volume of 12.50 L contains oxygen gas at a pressure
a sealed balloon is filled with 2.20 l of helium at 23degc and 1.00 atm. the balloon rises to a point in the atmosphere
How would the stereochemical outcome of the bromination reaction differed if we would have started with cis-cinnamic acid
A flask contains 0.180 of liquid bromine,. Determine the number of bromine molecules present in the flask.
A 13.386 g aliquot of this solution is then titrated with 0.1052 M HCl. It required 30.21 mL of the HCl solution to reach the methyl red endpoint. Calculate the weight percent NH3 in the aqueous waste.
63.0 mL of a 1.20 M solution is diluted to a volume of 208 mL. A 104-mL portion of that solution is diluted using 157 mL of water. What is the final concentration.
If the volume of an unknown liquid is measured and found to be 6.510 L, what is the volume of the unknown liquid in milliliters?
A solid sphere of a metal with a mass of 0.7371kg has a diameter of 50.0mm. Calculate the density of metal. Calculate the moles of FeSO4 present in an iron tablet containing 400mg FeSO4.
How many moles of NaOH per liter of water are needed for this pH adjustment. (pK1=6.3 and pK2=10.3). How many moles of lime (Ca(OH)2) would be required
For each of the subsequent state a balanced chemical equation to represent the dissociation of the compound when it is dissolved in water. If the compound wouldn't dissociate write NRX.
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