Ph³ + hbro³= h³po⁴ + br² + h²o kmno⁴ + hbr = kbr - вопрос №2652697 от Jatlie 17.05.2020 19:34

Question

Химия: Ph³ + hbro³= h³po⁴ + br² + h²o kmno⁴ + hbr = kbr + mnbr² + br² + h²o kcro² + br² + koh = k²cro⁴ + kbr + h²o

Jatlie · Answer

5PH₃ + 8HBrO₃= 5H₃PO₄ + 4Br₂ + 4H₂O2KMnO₄ + 16HBr = 2KBr +  2MnBr₂ + 5Br₂ + 8H₂O2KCrO₂ + 3Br₂ + 8KOH = 2K₂CrO₄ + 6KBr + 4H₂O...