A mixture of salt and sand can be separated by
1 Sublimation
2 Dissolving in water
3 Gravity separation
4 Dry distillation
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Explain the Evolution of Science as a discipline in the Medieval Period
0 Answers Mahatma Gandhi University,
Which of the following metals react with nitrogen at room temperature to form nitride? 1 Sodium 2 Potassium 3 Magnesium 4 None of these
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In which type of rocks re metals like gold and copper mostly found? 1 Old igneous 2 Old sedimentary 3 Old metamorphic 4 New metamorphic
is there any instrument to convert mechanical energy into electrical energy
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Which of the following re synthetic rubbers? 1.Thiokol 2.Isoprene 3.Neoprene 1 1 and 2 2 2 and 3 3 1 and 3 4 1,2 and 3
what are advantages & disadvantages of science?
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