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Problem- Gallium is produced by the electrolysis of a solution obtained by dissolving gallium oxide in concentrated NaOH(aq). Calculate the amount of Ga(s) that can be deposited from a Ga(III) solution by a current of 0.350 A that flows for 60.0 min.
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A 50.0mL sample of 0.120 M HBr is titrated with 0.240 M NaOH. Compute the pH after the addition of the following volumes of base.
question a 10.0 ml diluted chloride sample required 44.89 ml of 0.01982 m agno3 to reach the fajans end point. how many
The central atom has 4 electron domains. d) The central atom has 5 electron domains. e) The central atom has 2 electron domains.
Please show the products that would result from bromination of benzoic acid. Major and or minor if there are any.
Calculate the mass in grams for pure silver sample that loses 3.10 when its temperature drops from 138 to 20.
For the reaction NO2 + O3 = N2O5 ,the activation energy is 18kj/mol and the overall delta E is -136kj/mol. how many times faster will the reaction occur at 50C than 0C for the forward reaction
Complete and balance the following redox reaction reaction under basic conditions- PO3^3-(aq)+ MnO4^-(aq) ? PO4^3-(aq)+ MnO2(s).
What are the values of Ka and pKa for lactic acid? b. Calculate the pH of a .10M HCN solution, which has a Ka = 1.4x10^-9 at 25C. Assume that the dissociation of HCN is negligible compared to its initial concentration.
Speculate on the structure of the compound formed when 4-dimethyl-aminobenzaldehyde is condensed with 4-chlorobenzaldehyde
The molecular weight of a compound can be determined by proton NMR. The NMR spectrum of an unknown compound revealed that the compound had a total of six hydrogen atoms.
a solution prepared by dissolving 17.75 grams of sulfuric acid98.10gmol in enough water to make 100 ml of solution. if
question when 5.00 g of fructose c6h12o6 fw 180.16 gmol is burned in a calorimeter whose heat capacity is 29.7 kjok the
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