what are the advantage and disadvantages of evaporation?
what is allowable limit Of stray light for a spectrophotometer laboratory instruments ?
Find out how to make artifacts the maxwell boltzmann theory of gases.
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.
In Bulkdensity What is the difference between USP-I and USP- II
Why water is not detected in GC & solvents are not detected in HPLC?
At a constant temp. volume is inversly proportional to pressure. This is Boyle's law. But, when u give pressure to a football, how the volume also increases?
What is the difference between EMF and Voltage?
what are the different by which a new molecule can be characterised ?
how many types of stability in pharma or API industry ?
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?
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??
is the pH effects the solubility/micibility of the compound?