Answers: 3
Chemistry, 22.06.2019 06:00
Calculate - analysis of compound composed of iron and oxygen yields 174.86 of fe and 75.14g of o. what is the empirical formula for this compound?
Answers: 3
Chemistry, 22.06.2019 06:30
Summarize possible ways in which phases of matter could combine to form a solution.
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 22:00
11) burning your hand when accidentally touching a hot plate is an example of which heat transfer? a. conduction b. convection c. radiation d. none of these
Answers: 2
Hidrocacbon nào có chứa 1 liên kết pi...
Biology, 06.11.2020 21:10
Mathematics, 06.11.2020 21:10
English, 06.11.2020 21:10
Mathematics, 06.11.2020 21:10
French, 06.11.2020 21:10
Mathematics, 06.11.2020 21:10
Mathematics, 06.11.2020 21:10
Mathematics, 06.11.2020 21:10
Computers and Technology, 06.11.2020 21:10
Mathematics, 06.11.2020 21:10
Spanish, 06.11.2020 21:10
Mathematics, 06.11.2020 21:10