The density of an alcohol is 0.788g/mL ...
...
Answers: 2
Chemistry, 22.06.2019 14:00
8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.
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
Chemistry, 22.06.2019 21:50
If e is the symbol for an element, which two of the following symbols represent isotopes of the same element? 1. e2. e3. ea.1 and 2c.1 and 4b.3 and 4d.2 and 3
Answers: 2
Chemistry, 23.06.2019 06:30
Which of these natural resources is non-renewable a.corn b.wind c.geothermal d.natural gas
Answers: 2
Arts, 26.11.2020 14:00
Mathematics, 26.11.2020 14:00
Biology, 26.11.2020 14:00
Mathematics, 26.11.2020 14:00
Mathematics, 26.11.2020 14:00
History, 26.11.2020 14:00
English, 26.11.2020 14:00
Chemistry, 26.11.2020 14:00
History, 26.11.2020 14:00
English, 26.11.2020 14:00