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BÀI GIẢNG HÓA PHÂN TÍCH TS. GVC. HOÀNG THỊ HUỆ AN

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c) Nồng độ phần trăm (%P) :<br />

%P (w/w) : số gam chất tan/100 gam dung dịch<br />

%P(w/w) thường cho kèm theo khối lượng riêng dung dịch ([d] = g/mL)<br />

% P ( w / w)<br />

=<br />

.100%<br />

%P(w/v) : số gam chất tan/100 mL dung dịch<br />

m<br />

m<br />

ct<br />

dd<br />

% P ( w / v)<br />

=<br />

m<br />

V<br />

ct<br />

dd<br />

.100%<br />

%P (v/v) : số mL chất tan (lỏng)/100 mL dung dịch<br />

% P ( v / v)<br />

=<br />

V<br />

V<br />

ct<br />

dd<br />

.100%

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