Answers: 1
Chemistry, 22.06.2019 18:00
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 19:20
The equation picture below shows which type of nuclear reaction u 235 + n x e 134 + sr 100 + 2n
Answers: 1
Chemistry, 22.06.2019 22:00
The volume of an unknown substance in a sealed glass jar is 50 milliliters. the volume of the jar is 200 milliliters. which state of matter could the substance be?
Answers: 2
Did the subscripts (the little numbers...
Chemistry, 09.12.2021 23:30
Mathematics, 09.12.2021 23:30
English, 09.12.2021 23:30
Biology, 09.12.2021 23:30
Mathematics, 09.12.2021 23:30
History, 09.12.2021 23:30
History, 09.12.2021 23:30
Mathematics, 09.12.2021 23:30
Mathematics, 09.12.2021 23:30
Mathematics, 09.12.2021 23:30
Mathematics, 09.12.2021 23:30