Answer / biomaster
The atomic weights are in fractions because of the presence
of isotopes for a particular compound.
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is the pH effects the solubility/micibility of the compound?
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?
. 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)
What happens to the solubility of group II Sulphates as you go down the group?
what does 50 denote in dowex 50 ????
2day science says that clouds r formed due to sea(more than 90% sea water in cloud). but when rain starts,,,,the rainy water is sweet while sea (salty)water is salty.....how sea water is converted into sweet water?
What can be the supporter of combustion except oxygen.
During Soundness testing of Cement by Lechatelier method the Cement mould expands about 20 mm when merged in curing water for 24 hours after mould preparation.In that Cement MgO content is about 3.0%,SO3 is about 2.6% & Blaine is about 360 M2/Kg.Guess the reason & suggest solution.
what are the different by which a new molecule can be characterised ?
Normally entropy is expressed as q/T. But, work and heat have same unit. Why can't it be replaced by work?
Why does the experimental lattice enthalpy of NaI differ greatly from the theoretical lattice enthalpy?
how many types of stability in pharma or API industry ?