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2 năm trước
Cho 75 ml dung dịch axit axetic tác dụng hết với Mg. Cô cạn dung dịch sau phảnứng người ta thu được 2,13 gam muối. a/ Tính nồng độ mol của dung dịch axit đã dùng. b/ Tính thể tích khí hiđro sinh ra (đktc). c/ Để trung hòa 75 ml dung dịch axit trên cần phải dùng hết bao nhiêu ml dung dịch NaOH 0,5M
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