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Q) The oil used in the froth floatation process is
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Q) The number of waves in n x 10th Bohr's orbit are
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Q) The mass of one Avogadro number of helium atom is
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Q) The items amenable to detection by soft x-rays are
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Q) The material which can be deformed permanently by heat and pressure is called a
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Q) The mass number of a nucleus is
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Q) The inexpensive and commonly used variety of glass is called soda glass. It is called so because
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Q) The gas used in the manufacture of vanaspati from vegetable oil is
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Q) The ionic radii of N3-, O2-, F- and Na+ follows the order
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Q) The graphite rods in the nuclear reactor
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