Chemistry, 22.04.2021 18:30 shelley3135
Given an area of 5 m², what is the force if the pressure is 275 Pa?
Answers: 1
Chemistry, 22.06.2019 16:00
How could a student test the effect of removing heat from a gas that is stored in a sealed container? what must occur in order for matter to change states?
Answers: 2
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 23:00
What is the oxidation state of each individual carbon atom in c2o42−?
Answers: 1
Chemistry, 23.06.2019 02:20
Why dose heating increase the speed at which a solution dissolved in water
Answers: 1
Given an area of 5 m², what is the force if the pressure is 275 Pa?...
Mathematics, 30.01.2020 13:43
Mathematics, 30.01.2020 13:43
Mathematics, 30.01.2020 13:43
Mathematics, 30.01.2020 13:43
Biology, 30.01.2020 13:43
English, 30.01.2020 13:43
Biology, 30.01.2020 13:43
Mathematics, 30.01.2020 13:43
Health, 30.01.2020 13:43
History, 30.01.2020 13:43
Social Studies, 30.01.2020 13:43
Business, 30.01.2020 13:43