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Organic Chemistry (342) - Inorganic Chemistry (123)
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When a glass rod is heated gradually and suddenly dipped in cold water, it cracks. What is the reason?? When a cool glass rod is suddenly heated, it cracks. Why?
1032Why ph scale range is 14? Why it is not less or not greater than 14? Solution of hcl or hydrogen containing liquid has a ph. But if the solution is kmno4 here nothydrogen power does it ph?
1177
Sir, please give me previous year question paper for RRB for the post CHEMICAL AND METALLOGICAL ASSISTANT.
what kind of question can be asked in interview for polarimeter related ?
State beer’s law.
what is allowable limit Of stray light for a spectrophotometer laboratory instruments ?
What are some of the polymers that you encounter every day? Describe their physical properties. : Polymer Chemistry
Fresh form of water is obtained from?
In the calculation of calorific value of any fuel why the latent heat of vap. of water is taken as 587 kj/mol whereas actually it is 540kj/mol?
What is the difference between purge septum flow and column flow in gas chromatography?
Arrange by acidic values : phenol, nitrotolouene and o-cresol?
Explain the protein in chemistry?
Discuss the role of Protactinium in accelerator-driven systems and its potential for transmutation of nuclear waste.
how can I make the copper get white bye any salt or acit?
what is the origin to prepare standard operating procedure
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 =
Can you provide an overview of the properties and characteristics of Protactinium and its placement in the periodic table?
