memo2159 memo2159
  • 13-12-2020
  • Chemistry
contestada

How many electrons are gained in the half-reaction O2 + electrons — 202?
O
A. 2
O
B. 4
o
C. O
o
D. 1
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pj26aiss2r pj26aiss2r
  • 18-12-2020

Answer: B. 4

Explanation:I just took it

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