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Brass gets discoloured in air because of the presence of which of the following gases in air? a. oxygen b. hydrogen sulphide c. carbon dioxide d. nitrogen
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Which statement best identifies the process shown? the process must be fusion because energy is released. a.the process must be fusion because a heavier nucleus forms from smaller nuclei. b.the process must be fission because a large nucleus breaks into smaller nuclei. c.the process must be fission because neutrons are formed.
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Brass gets discoloured in air because of the presence of which of the following gases in air? a. ox...
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