# data[].attributes.headline
10. Limiting reagent and percentage yield

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10. Limiting reagent and percentage yield

# data[].attributes.headline
11. Empirical formula and molecular formula

# data[].attributes.subject
11. Empirical formula and molecular formula

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21. Mole and number of atoms/ions practice

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21. Mole and number of atoms/ions practice

# data[].attributes.headline
Extra 1 [8.11] Substitution reaction of alkanes

# data[].attributes.subject
Extra 1 [8.11] Substitution reaction of alkanes