Answers: 2
Chemistry, 22.06.2019 01:30, lizethdominguez037
What is the value of keq for the reaction expressed in scientific notation
Answers: 1
Chemistry, 22.06.2019 03:00, litttyyyu33411
Atrain travels 74 kilometers in 3 hours, and then 81 kilometers in 5 hours. what is its average speed?
Answers: 2
Chemistry, 22.06.2019 06:30, coreyslotte
Use examples from the article to explain one positive and one negative effect that chemistry has had on society.
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
How many molecules of water are formed from the combustion of
10 molecules of Oxygen? 2 H2 + O2 → 2...
Spanish, 09.11.2020 03:00
Biology, 09.11.2020 03:00
English, 09.11.2020 03:00
Mathematics, 09.11.2020 03:00
Spanish, 09.11.2020 03:00
Mathematics, 09.11.2020 03:00
Arts, 09.11.2020 03:00