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Problem- Europium (Eu) is used in older television screens to give a red color. The metal can be prepared by electrolysis of molten europium(III) chloride; chlorine gas is a by-product.
Write and balance the equation for the reaction.
Your respond must be supported by illustrations, Please answer with work shown to receive points
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which of the following would be a reasonable unit for the rate constant of a first order reaction?1. moll.sec2.
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A 4.82-L sample of carbon monoxide is collected at 55°C and 0.833 atm. What volume will the gas occupy at 1.05 atm and 25°C?
anthraquinone contains only carbon hydrogen and oxygen. when 4.80 mg anthraquinone is burned 14.2 mg co2 and 1.65 mg
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Derive a titration curve for 50.00mL of 0.0100 M Sr2+ with 0.0200 M EDTA in a solution buffered to pH 11.0. Compute pSr values after the addition of 0.00, 10.00, 24.00, 24.90, 25.00, 25.10, 26.00 and 30.00mL of titrant.
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the heat of fusion of water is 6.008x103 jmol at its normal melting point of 272.15k. calculate the freezing point
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