Chemistry
An ordinary mobile phone communicate by using___________?
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Which instrument is used for viewing the sun?
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All of the following are crystalline except_____________?
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Which of the following terms is not used for ionic compound?
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Which metal is extracted from sea water?
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Which among the following types of lenses are prescribed by doctors for a patient suffering from astigmatism?
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Methyl alcohol is not used as___________________?
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Empirical formula of chloroform is__________?
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A substance which increases the efficiency of a catalyst is termed as:
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