. TROỌN 200 ML DUNG DŨCH NAOH 0,15M VỤỰI 300 ML DUNG DŨCH BA(OH)2 0,...

9) - TRAC NGHIEM ON TAP HKI LOP 11
TRAC NGHIEM ON TAP HKI LOP 11

9). Troọn 200 ml dung dũch NaOH 0,15M vụựi 300 ml dung dũch Ba(OH)2 0,2M thu ủửụùc 500 ml dung dũch Z. pH cuỷa dd Z laứ

bao nhieõu?

A. 13,87 B. 11,28 C. 13,25 D. 13,48