Answers: 3
Chemistry, 22.06.2019 06:30
The minerals found in bones are deposited by living cells called
Answers: 1
Chemistry, 22.06.2019 14:30
The three types is stress that act on earths rocks are compression, tension, and
Answers: 1
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, 23.06.2019 04:31
Use the drop-down menus to label each of the following changes p for physical change and c for chemical change. the substance changes to a new substance. the original substance can be recovered. the color changes. gas is produced and given off. the substance changes size, shape, or volume.
Answers: 2
What's the pH of a solution composed of 0.2 moles of NH3 and 0.15 moles of nh4cl...
Social Studies, 24.07.2019 19:50
Mathematics, 24.07.2019 19:50
Spanish, 24.07.2019 19:50
Mathematics, 24.07.2019 19:50
Physics, 24.07.2019 19:50
Mathematics, 24.07.2019 19:50
English, 24.07.2019 19:50
Mathematics, 24.07.2019 19:50
Geography, 24.07.2019 19:50
Mathematics, 24.07.2019 19:50
Spanish, 24.07.2019 19:50