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kayplayer:
Which is the balanced equation for V2O5 + CaS → CaO + V2S5? A. V2O5 + CaS → CaO + V2S5 B. 5V2O5 + 5CaS → 10CaO + 5V2S5 C. 3V2O5 + 3CaS → 3CaO + 3V2S5 D. V2O5 + 5CaS → 5CaO + V2S5
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