why the atomic weights are in fractions?1 4180
Why does the experimental lattice enthalpy of NaI differ greatly from the theoretical lattice enthalpy?2072
Give an expression for Ka for ethanoic acid?3 14680
what is enthalpy of hydration?2 4642
How do you measure order of reaction?2 3356
What happens to the solubility of group II Sulphates as you go down the group?3 8374
If the H were a classic particle what would be the tunneling probability?1 2286
what is an Amphipathic protein?3 13753
The use of vermilion on rubric of the Tartar Relation is confirmed by the presence of three lines attributed to HgS. Why should this diatomic have more than one vibrational line?1253
What is emf and how is it used to arrange Metals in Reactivity Series?3 9506
How much is the molar extinction coefficient of methylene blue at wavelenght 664 nm? Are molar extinction coefficient depend on concentration of solution?3 17911
WHAT IS THE SYLLABUS OO GROUP -I?
what is induction on electrical insulators
4 Identify the substance oxidized, reduced, oxidizing agent and reducing agent for the following reactions
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 can be the supporter of combustion except oxygen.
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?
How to accelerate electron capture decay?
what is the difference between elctrefining and electrolysis?
Normally entropy is expressed as q/T. But, work and heat have same unit. Why can't it be replaced by work?
What is the brigg's raucher reaction?
What is the requirement to give RFlow when using RID detector?
why athanol-water mixtuere have maximum viscocity in wt% 40?
Write the each half cell reaction and also net cell reaction for a cell
. 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)
Find out how to make artifacts the maxwell boltzmann theory of gases . ps. I don't speak English that well