How can you mark your name on a glass plate by a simple chemical method ?1 2263
If you are given two liquids, which look like water, how can you, by two physical tests, prove which one of them may be water ?2 2925
When carbon is made to burn in an atmosphere of oxygen, what is produced ?1 2066
How can the iron sheets be prevented from rusting ?3 2588
How is cement manufactured ?3 4628
What is electroplating ?5 6155
What is gas-filled lamp ?1 2279
How is electricity generated from water ?7 7398
Which metal is used for coating the backs of the mirrors ?2 2743
At what temperature does mercury freeze ?3 5478
Is air mixture or compound ?3 5620
Which gas is used in bulbus ?2 2617
Which gas is used in refrigeration plants ?2 4376
What is polar hcl?
Why do you require laboratory temperature for viscosity determination?
What is modern definition(iupac) of ph?
What can you contribute to the company?
Define what is avogadro’s law?
What is protein - according to chemistry?
what is the relation between Total organic carbon and Chemical Oxygen demand?
What is the principle involved in conductometric titration?
What is equivalent conductivity?
Which wavelengths are visible to human eye?
Why titration in which hcl and h2so4 is use?
How are pka and strength of a weak acid related?
Why is disodium salt of edta preferred to edta?
What is the chemical formula of alum?
What is mole?