Đáp án:
Giải thích các bước giải:
`NaHCO_3` là muối axit vì vẫn còn nguyên tử hiđro chưa được thay thế bởi kim loại
`Ca(OH)2` là bazo
`NaOH` là bazo
`NaCl` là muối trung hòa
Tớ trình bày trong hình
Cho tam giác nhọn ABC có 2 đường cao BD,AE cắt nhau tại H cm: 4 điểm A,E,D,B cùng thuộc 1 đường tròn
Giúp mik vs ạ Mik đang cần gấp Yêu cầu độ chính xác cao
ae lm hộ mik bài này nha trong 30p
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