chantelporter713
12.10.2020 •
Chemistry
PLEASE HELP ASAP How many moles are there in 2.25 x 10^25 atoms of Zinc? How many atoms are there in 9500.0 mg of Fluorine?
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Ответ:
Chemical reaction: gasoline + O₂ → CO₂ + H₂O.
For this question use mass conservation law (mass of products is equal to mass of reagents): m(reactants) = m(products of reaction).
m(gasoline + oxygen) = m(carbon(IV) oxide + water).
m(carbon(IV) oxide + water) = 20 kg + 83 kg = 103 kg.