Answers: 1
Chemistry, 22.06.2019 06:30
If 1.8 l of water is added to 2.5l of a 7.0 molarity koh solution, what is the molarity of the new solution
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, 23.06.2019 10:00
The temperature of a lead fishing weight rises from 26 °c to 38 °c as it absorbs 11.3 j of heat. what is the mass of the fishing weight in grams?
Answers: 1
How many grams of ag2co3 are required to reacr with 28.5 ml of 1.00 m naoh solution?...
Mathematics, 08.07.2019 01:00
Chemistry, 08.07.2019 01:00
Mathematics, 08.07.2019 01:00
Mathematics, 08.07.2019 01:00
Mathematics, 08.07.2019 01:00
Mathematics, 08.07.2019 01:00
Mathematics, 08.07.2019 01:00
Mathematics, 08.07.2019 01:00
Mathematics, 08.07.2019 01:00