Chemistry
Chemistry, 22.07.2021 16:10, xo216aaliyah216xo

Có 500 ml dung dịch X chứa đồng thời HCl và H2SO4 nồng độ tương ứng là 1,98M và 1,1M. Để trung hoà vừa đủ dung dịch X cần lấy V ml dung dịch Y chứa đồng thời NaOH và Ba(OH)2 nồng độ tương ứng là 3M và 4M. Giá trị của V là

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Answer asap need it by wednesday morning carry out the following calculations on ph and ka of from data. i. calculate the ph of 0.02m hcl ii. calculate the ph of 0.036m naoh iii. calculate the ph of 0.36m ca(oh)2 iv. calculate the ph of 0.16m ch3cooh which has ka = 1.74 x 10-5 mol dm-3 v. calculate ka for weak acid ha which has a ph of 3.65 at 0.30m concentration vi. calculate the ka of a solution made by mixing 15.0 cm3 0.2m ha and 60.0 cm3 0.31m a-. [ph= 3.80] vii. calculate the ph of a solution made by mixing 15.0 cm3 0.1m naoh and 35.0 cm3 0.2m hcooh. [ka = 1.82 x 10-4 m]
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Có 500 ml dung dịch X chứa đồng thời HCl và H2SO4 nồng độ tương ứng là 1,98M và 1,1M. Để trung hoà v...

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