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Chemistry, 24.08.2021 05:00 michaelFTP

Pha 1000ml dung dịch natri hydroxyd xấp xỉ 0.1N. Xác định độ chuẩn bằng 10ml dung dịch acid hydroclorid 0.1N có K =0.950 hết 11.00ml dung dịch natri hydroxyd vừa pha a)tính hệ số hiệu chỉnh K của dung dịch natri hydroxyd
b)tính toán để điều chỉnh nồng độ 990ml dung dịch natri hydroxyd

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