why the atomic weights are in fractions?1 4993
Why does the experimental lattice enthalpy of NaI differ greatly from the theoretical lattice enthalpy?2202
Give an expression for Ka for ethanoic acid?3 16128
what is enthalpy of hydration?2 5104
How do you measure order of reaction?2 3791
What happens to the solubility of group II Sulphates as you go down the group?3 9026
If the H were a classic particle what would be the tunneling probability?1 2520
what is an Amphipathic protein?3 14182
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?1370
What is emf and how is it used to arrange Metals in Reactivity Series?3 9896
How much is the molar extinction coefficient of methylene blue at wavelenght 664 nm? Are molar extinction coefficient depend on concentration of solution?3 19425
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?
what kind of question can be asked in interview for UV- VISIBLE & give me answer ?
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?
why athanol-water mixtuere have maximum viscocity in wt% 40?
What is the requirement to give RFlow when using RID detector?
What is the brigg's raucher reaction?
How can be set a responds factor for evaluating a unknown impurity by HPLC
what kind of question can be asked in interview for polarimeter related ?
what is induction on electrical insulators
Why does the experimental lattice enthalpy of NaI differ greatly from the theoretical lattice enthalpy?
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 is allowable limit Of stray light for a spectrophotometer laboratory instruments ?
How to accelerate electron capture decay?
4 Identify the substance oxidized, reduced, oxidizing agent and reducing agent for the following reactions
what are UV rays absorbs slightly?