i have 5liter 98% h2so4 now, i want to convert it in 92% by adding water....so...howmuch water i have to add ?2 4338
can you separate isomers by using column chromatography?2 4867
what is a primary standard? what is a secondary standard solutions?1 4053
How do you explain the different solvent power of water and other organic solvent?1422
why watermelon is red4 3983
what is iupc name citric acid3 3633
wahat is name about ch3ch3ch34 8278
How do you get an observed rotation over 360 degrees by using a polarimeter.1 2277
For all impurities characterization data is required ? If Require please Explain which type of Impurities we have to do?1 2182
Which charcoal is used to decolourise the raw sugar?2 8380
how much time require for day to prepare the ongc exam for evarage student?
(CH2)n + nO2. ---->Co2 + nH2O + energy what is this mean with details
Assuming that the density of the solution is the same as the density of water (density of water=1.000g/ml), calculate the mass of water for both reactions using: mass of water = Volume of water Density of water. Mass of water =
What is the difference between cracking, pyrolysis, destructive distillation, hydroforming, carbonization and dry distillation?
what is the purpose of using cyclhexane in synthesis?
naphtha and hexane mixture can be used a fuel or not
Suppose we prepared pH buffer solution in lab.and calibrate against NIST solution, and same shall going to used upto 30 days. is it possible to stable pH and appearance? suggest?
wtat type quations will be sak in ongc exam?
why are prepare daily working standard in ft ir
what are stereomers? how are they classified?
write short note on stero electronic factor, steric control factor and product control factor
GIVE FTIR SAMPLING ASSESORY NAME.
In order to avoid the pyridine catalyst use in many synthesis which is harmfull to environment, which catalyst can be used....?
What is the difference between the photochemical reaction and photo-dynamic reaction?
we shall use Dichloromethane in last stage of API.