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Chemistry
Ashleigh Mcmahon
27 April, 21:34
How many atoms does 5.06 grams of oxogen have
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Reina Jackson
28 April, 00:43
0
Answer: 1.90x10²³ atoms of O
Explanation: First convert the mass of O into moles:
5.06 g O x 1 mole O / 16 g O
= 0.32 moles O
Next use Avogadro's Number to find the number of atoms of O
0.32 moles O x 6.022x10²³ atoms O / 1 mole O
= 1.90x10²³ atoms O
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