The chemical used as a ‘fixer’ in photography is
1 Borax
2 Sodium thiosulphate
3 Sodium sulphate
4 Ammonium persulphate
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can any body tell diffirence between validation and qualification
2 Answers Ind Swift Laboratories,
is there any instrument to convert mechanical energy into electrical energy
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Which of the following metals react with nitrogen at room temperature to form nitride? 1 Sodium 2 Potassium 3 Magnesium 4 None of these
Bell metal is an alloy of 1 Brass an nickel 2 Zinc and copper 3 Tin and copper 4 None of these
is the big bang theory correct, because as I wondered the explosion is too powerful that no one could survive after galaxies were created no life exist on it after the 3.5 billion years life exist so... my question is were is the life came from?
it is not advisable to sleep under a tree at night becouse trees release
When a person sends a message to someone with the Internet, there are steps that happen to the recipient to receive the message. How does the recipient know that the message was not edited by someone else?
What is the zoology ?
How can we calculate %difference in Weighing balance?
Titanium is purified by 1 Zone refining 2 Electrolysis 3 Van Arkel method 4 Hydraulic washing