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The rate constant for the second order reaction is 0.54/M.s at 300oC. How long (in sec) would it take for the concentration of NO2 to decrease from 0.62M to 0.28 M? 2NO2(g) 2 NO(g) + O2(g)
25974 Identify the substance oxidized, reduced, oxidizing agent and reducing agent for the following reactions
2493. Given that 2Hg2+ (aq) + 2 e- Hg22+(aq) E0 =0.92V Hg22+ (aq) + 2 e- 2Hg(l) E0 =0.85V Calculate standard free energy change and K for the following process at 25oC Hg22+(aq) Hg2+ (aq) + Hg(l)
6650Balance the following redox equations by ion electron method. In basic medium (i) CN- + MnO4- CNO- + MnO2 In Acidic medium (ii) ClO3- + Cl- Cl2 + ClO2
1 9506if water is mixed with mercury what causes with thier suspension property is it increses,decrease or average?
2703Post New Physical Chemistry Questions
why athanol-water mixtuere have maximum viscocity in wt% 40?
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Normally entropy is expressed as q/T. But, work and heat have same unit. Why can't it be replaced by work?
4 Identify the substance oxidized, reduced, oxidizing agent and reducing agent for the following reactions
Sr-90, a radioactive isotope, is a major product of an atomic bomb explosion. It has a half life of 28.1 year. Calculate the first order rate constant for this nuclear decay and the fraction of 90Sr that remains after 10 half lives?
what is the difference between elctrefining and electrolysis?
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The rate constant for the second order reaction is 0.54/M.s at 300oC. How long (in sec) would it take for the concentration of NO2 to decrease from 0.62M to 0.28 M? 2NO2(g) 2 NO(g) + O2(g)
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In testing of Cement the formula for water requirement for setting time is as below- Water required for setting time = NC x 0.85 The question is that what is the logic of 0.85 in this formula??
what is allowable limit Of stray light for a spectrophotometer laboratory instruments ?
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a sample of gas occupies a volume of {450.0 ml}at {740 mm Hg}and[16C]determine the volume of this same sample at [760 mm Hg]and [37c]?
