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You have 7.86 x 10^23 molecules of NaCl. This would be equal to ___ grams of NaCl.
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You have 7.86 x 10^23 molecules of NaCl. This would be equal to ___ grams of NaCl.

User Folasade
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7.86 * 10 {}^(23) atoms \\ (7.86)/(6.022) * \frac{10 {}^(23) }{ {10}^(23) } = 1.305\: moles

1.305 × (23+35.5) = 76.34 grams

User Chance Hudson
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