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Byju's Answer
Standard VIII
Chemistry
Introduction to Water
Calculate the...
Question
Calculate the mass of 2.5 grams of oxygen
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Solution
Dear
student
,
1 g atom of oxygen = 16 g (which is equal to 1 mole)
similarly 1 g molecule of oxygen = 32 g (O
2
) (which is also equal to 1 mole of O
2
molecule)
hence 2.5 g atom of oxygen = 2.5 x 16 = 40g.
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