1. How many moles of sulfur are in 40g of sulfur?

Explanation:

To convert from grams to moles, we must use the molar mass found on the Periodic Table of Elements.

1. Molar Mass

This is a sample of sulfur, so look for S on the table.

2. Convert from Grams to Moles

Use the molar mass as a ratio.

Multiply by the given number of grams: 40

Flip the fraction so the grams of sulfur will cancel each other out.

There are 1.24727159 moles of sulfur.

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