Chemistry, 26.09.2021 19:10 ejfleck3655
Explain what SI unit of measure you would use if asked to measure the length of a sesame seed. Why is this unit of measure the most appropriate for the task?
Answers: 3
Chemistry, 22.06.2019 16:00
How will the volume of a gas be affected if the pressure is tripled, but the temperature remains the same?
Answers: 3
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
Explain what SI unit of measure you would use if asked to measure the length of a sesame seed. Why i...
Mathematics, 20.02.2021 09:00
Chemistry, 20.02.2021 09:00
Medicine, 20.02.2021 09:00
History, 20.02.2021 09:00
Mathematics, 20.02.2021 09:00
Biology, 20.02.2021 09:00
Physics, 20.02.2021 09:00
Chemistry, 20.02.2021 09:00
Mathematics, 20.02.2021 09:00
Mathematics, 20.02.2021 09:00
Mathematics, 20.02.2021 09:00
Mathematics, 20.02.2021 09:00
Mathematics, 20.02.2021 09:00
Mathematics, 20.02.2021 09:00