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, 23.06.2019 01:00
Which is true concerning the products and reactants of photosynthesis and cellular respiration? a. the products of photosynthesis are sugars and the reactants of cellular respiration are starches. b. the products of photosynthesis are reactants in cellular respiration. c. oxygen is needed for photosynthesis and is given off in cellular respiration.
Answers: 2
Chemistry, 23.06.2019 02:20
Why dose heating increase the speed at which a solution dissolved in water
Answers: 1
Materials that sometimes conduct electricity and sometimes insulate, depending on conditions and the...
English, 22.09.2019 03:10
Biology, 22.09.2019 03:10
Health, 22.09.2019 03:10
Biology, 22.09.2019 03:10
History, 22.09.2019 03:10
History, 22.09.2019 03:20
Mathematics, 22.09.2019 03:20
Social Studies, 22.09.2019 03:20
Physics, 22.09.2019 03:20