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12-09-2016
Chemistry

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A sample of sugar contains 1.505 × 1023 molecules of sugar. How many moles of sugar are present in the sample?

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Willchemistry Willchemistry

13-09-2016

1 mole ------------ 6.02 x10²³ molecules
? mole ----------- 1.505 x10²³ molecules

1.505x10²³ / 6.02x10²³ => 0.25 moles

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