Answers: 2
Chemistry, 22.06.2019 18:00, kingamir
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]
Answers: 1
Chemistry, 22.06.2019 18:30, tanviknawale
Which sample at stp has the same number of atoms as 18 liters of ne at stp
Answers: 1
Chemistry, 22.06.2019 18:30, sarahbug56
Which rate indicates the number of children that would be born per woman if she were to live to the end of her child bearing years
Answers: 2
Which statement best describes how the scientists can identify nonliving samples
need it asp...
Mathematics, 25.06.2019 09:00
Mathematics, 25.06.2019 09:00
Mathematics, 25.06.2019 09:00
Mathematics, 25.06.2019 09:00
Chemistry, 25.06.2019 09:00