Final answer:
To determine the number of molecules of sulfur dioxide present in 1.60 moles of sulfur dioxide, you can use Avogadro's number. Multiply the number of moles by Avogadro's number to calculate the number of molecules.
Step-by-step explanation:
To determine the number of molecules of sulfur dioxide present in 1.60 moles of sulfur dioxide, we need to use Avogadro's number. Avogadro's number, which is approximately 6.022 × 10^23, represents the number of molecules or atoms in one mole of a substance.
Given that we have 1.60 moles of sulfur dioxide, we can multiply this by Avogadro's number to calculate the number of molecules. So, the number of molecules of sulfur dioxide is:
1.60 moles of sulfur dioxide × (6.022 × 10^23 molecules per mole) = 9.6352 × 10^23 molecules of sulfur dioxide.