Match the three phases of matter.
1. fixed volume; variable shape
liquid
2. fixed...
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 06:40
A250 g sample of water with an initial temperatureof 98.8 closes 6500 joules of heat. what is the finaltemperature of the water?
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Chemistry, 23.06.2019 07:00
What are the trends and exceptions to the trends in electron affinity?
Answers: 1
History, 20.04.2020 05:54
Mathematics, 20.04.2020 05:54
Mathematics, 20.04.2020 05:54
History, 20.04.2020 05:55
Mathematics, 20.04.2020 05:55
Mathematics, 20.04.2020 05:55
Mathematics, 20.04.2020 05:55