Discuss the correct oxidation numbers for the elements
The compounds listed below are followed by oxidation numbers. Determine whether these are the correct oxidation numbers for the elements in each compound.
BrO3- (+5,-2)PO43- (+5,-2)Fe2O3 (+6,-2)HCO3- (+1,+4,-2)Cr2O72- (+6,-2)
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Accordin to this model, when will the population of the country reach a) 302 million people? b)372 million people? Give the year as an answer for a and b.
F2O3 is added to Al. Potassium chlorate, sugar are added attop of this, followed by few drops of concentrated sulfuric acid tostart this very exothermic reaction. at the end aluminum has reduced iron oxide to iron.
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For benzene the freezing point constant, Kf is 5.12 kg mol-1and its normal freezing point is 5.5 celcius. what is the freezing point of a solution containing 100.0 g of benzene and 20.0 of naphthanlene?
The general equation for this is given by V t = Vpeak=sin 2pi*f*t , where Vpeak is the peak voltage (amplitude) and f is the frequency. Determine the following For time value t.
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