Đáp án:
2Fe + 6H2SO4 → Fe2(SO4)3 + 6H2O + 3SO2
Giải thích các bước giải:
2Fe+6H2SO4=Fe2(SO4)3+6H2O+3SO2 ↑
Choose the best answer.
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Please turn off ___ lights when you leave ___ room.
I like _____ colorful costumes of ____ ethnic minority people in Vietnam.