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If 16 G of Oxygen Contains 1 Mole of Oxygen Atoms, Calculate the Mass of One Atom of Oxygen. - Science

Short Note

If 16 g of oxygen contains 1 mole of oxygen atoms, calculate the mass of one atom of oxygen.

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Solution

Given:

Mass of 1 mole of oxygen = 16g

We know that 1 mole of oxygen contains 6.022 × 1023 oxygen atoms.

Mass of 6.022 × 1023 oxygen atoms = 16g

Mass of 1 oxygen atom = 16/6.022 × 1023

Hence, 1 atom of oxygen molecule weighs 2.65 × 10-23 grams.

Concept: Mole Concept
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APPEARS IN

Lakhmir Singh Class 9 Chemistry - Science Part 2
Chapter 3 Atoms and Molecules
Short Answers | Q 21 | Page 172
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