• Calculate the mass 12.044 x 10²³ oxygen atom
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Explanation:
Calculate the mass of 12.044 × 1025 molecules of oxygen (O2). Therefore, the mass of 12.044 × 1025 molecules of oxygen is 6.4kg.
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Answer:
32g
Explanation:
Molar mass of Oxygen = 16g
No. of atoms in 1 mole = 6.022 × 10²³
No. of moles in the given amount of oxygen atoms
= 12.044 × 10²³ / 6.022 × 10²³ = 2 moles
Therefore, mass of the given amount of atoms = 16×2
= 32g
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