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Which of the following gases is obtained by the reaction of
copper with dilute nitric acid is
1 NO2
2 N2O5
3 O2
4 NO
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Water is a compound because 1 It exists as a solid, a liquid or a gas 2 It contains hydrogen and oxygen 3 It contains two different elements joined by chemical bonds 4 It cannot be split up into simpler substances by chemical means
Mesons are found in 1 ?-rays 2 Laser beam 3 X-rays 4 Cosmic rays
3 Answers ABC, Indian Army, JSSC,
Gypsum is added to cement clinker to 1 Increase the tensile strength of cement 2 Bind the particles of calcium silicate 3 Decrease the rate of setting of cement 4 Facilitate the formation of colloidal gel
What is difference between nanoscience and nanotechnology?
1 Answers GSK GlaxoSmithKline,
When was the first american rocket launched?
Monazite is an ore of 1 Iron 2 Titanium 3 Thorium 4 Zirconium
What is range of sagarika?
The element required for solar energy conversion is 1 Germanium 2 Silicon 3 Uranium 4 None of these
how to take 2 pages print in to one page?
Which are the units of functioning in vssc?
What is the life cycle ?
what is the force that helping the earth to revolve by its own.
Biological Sciences 
