Determine the number of moles in the given amount of each substance. Show or explain your work. a. 2.025x1024 atoms of rhodium b. 1.15x1025 sodium ions in Na₂SO4 c. 7.82 grams of fluorine gas (fluorine gas is a molecule not just an atom...why again?) d. 15.34 grams of nitrogen trihydride (ammonia) e. 95.23 grams of sodium hypochlorite (bleach)

Introductory Chemistry: A Foundation
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Author:Steven S. Zumdahl, Donald J. DeCoste
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Chapter9: Chemical Quantities
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7. Determine the number of moles in the given amount of each substance. Show or explain
your work.
a. 2.025x1024 atoms of rhodium
b.
1.15x1025 sodium ions in Na₂SO4
c. 7.82 grams of fluorine gas (fluorine gas is a molecule not just an atom...why
again?)
d. 15.34 grams of nitrogen trihydride (ammonia)
e. 95.23 grams of sodium hypochlorite (bleach)
Transcribed Image Text:7. Determine the number of moles in the given amount of each substance. Show or explain your work. a. 2.025x1024 atoms of rhodium b. 1.15x1025 sodium ions in Na₂SO4 c. 7.82 grams of fluorine gas (fluorine gas is a molecule not just an atom...why again?) d. 15.34 grams of nitrogen trihydride (ammonia) e. 95.23 grams of sodium hypochlorite (bleach)
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