bstine6678
22.07.2019 •
Chemistry
Balance this half-reaction: re → reo2 (acidic solution)
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Ответ:
Balance atoms (for everything except oxygen and hydrogen):
Re → ReO2 (atoms are balanced)
Balance oxygen:
2H2O + Re → ReO2
Balance hydrogen:
2H2O + Re → ReO2 + 4H+
Balance charge:
2H2O + Re → ReO2 + 4H+ + 4e-
Explanation:
Edmentum
Ответ: