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Problem- A concentration cell consists of two Sn/Sn2+ half-cells. The cell has a potential of 0.12V at 25 ?C. What is the ratio of the Sn2+ concentrations in the two half-cells?
[Sn2+(ox)][Sn2+(red)]
I want to know how this is done please show all steps in detail
Does your spectrum allow you to confirm that the structure of the product is a combination of the two reactants. Briefly explain.
Describe solids, liquids, and gases in terms of how they fill a container, Use your descriptions to identify the physical state ( at room temperature) of the following: 1.helium in a toy balloon. 2. mercury in a thermometer. 3. soup in a bowl
Medical technicians use deoxyglucose labeled with fluorine-18 to locate tumors using a pet scan. A medical technician injects a patient with a therapeutic dose of fluorine-18.
What would be the charge of the imidazole side chain of histidine at pH 7? Assume the pKa of the side chain is 6.0. 8) Assume the pKa of the alpha-carboxyl group = 2.0 and the pKa of the alpha-amino group = 10.0. What would be the net charge of gly..
Hypochlorous acid is a weak acid with pKa= 7.41 suppose a 45.00ml sample of 0.240 M HOCL solution is titrated with a 0.250 M standard KOH solution. what is the PH of the equivalence point
A student analyzed an antacid tablet from a bottle containing 120 tablets purchased for $2.79. The mass of the tablet was 1.247 grams. What is the cost of one antacid tablet in cents/tablet.
water is a uniqu material in that the density of the solid is lower than the density of the liquid which is why ice
to scale-forming water to convert calcium carbonate to calcium bicarbonate. write the chemical equation for this reaction.
Write a balanced reaction for the complete combustion of ethanol (C2H5OH) in oxygen, using the smallest integer coefficients.
A 4.10 g nugget of pure gold absorbed 278 J of heat. What was the final temperature of the gold if the initial temperature was 25.0°C? The specific heat of gold is 0.129 J/(g·°C).
Calculate the number of moles of liquid propane that can be stored in the same volume if the density of the liquid is 0.590 {rm{g}}/{{rm{mL}}}.
Elements from the alkali metals will combine in what ratio with the chalcogens. Covalent bonding is showing what type of interaction between electrons
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