blueberrybaby1
17.06.2021 •
Chemistry
14. Sulfur trioxide, SO3, is made from the oxidation of SO2, and the reaction is represented by the
equation:
2502 + O2 + 2503
A 25-g sample of SO2 gives 18 g of SO3. The percent yield of SO3 is.
a. 9%
b. 58 %
c. 14 %
d. 31 %
e. 100
%
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Ответ:
Ecosystems contain biotic or living, parts, as well as abiotic factors, or nonliving parts. Biotic factors include plants, animals, and other organisms. Abiotic factors include rocks, temperature, and humidity. Every factor in an ecosystem depends on every other factor, either directly or indirectly.