Chemistry - Single MCQs (Page 68)

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Q671. Polymer used in bullet proof glass is ?...Q672. Parlon is ?...Q673. The molecular weight of cellulose varies between ?...Q674. A nuclear reaction must be balanced in terms of ?...Q675. Nucleons are ?...Q676. Positron has nearly the same weight as that of ?...Q677. An electrically charged atom or a group of atoms is known as ?...Q678. Nuclear energy is based on the conversion of ?...Q679. Pure water can be obtained from sea water by ?...Q680. Hydrogen does not combine with ?...