Answers: 3
Chemistry, 22.06.2019 06:00
The tilt of the earth's axis of rotation is responsible for the a) ocean's tides. b) size of the moon. c) brightness of stars. d) earth’s seasons.
Answers: 1
Chemistry, 22.06.2019 08:40
Write the formula for the following chemicals. 7. e. trinitrogen tetraoxide a calcium phosphate f. magnesium acetate b. potassium sulfide g nickel(iii) cyanide c carbon dioxide h. silver sulfate d. cobalt(ii) chloride
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, 22.06.2019 22:30
How do limiting factors most affect population size? ostop population growthrestrict population growthincrease population sizeresult in positive impactso
Answers: 1
Whats the very small dense center of atom...
Mathematics, 13.09.2020 20:01
Mathematics, 13.09.2020 20:01
Mathematics, 13.09.2020 20:01
Mathematics, 13.09.2020 20:01
Mathematics, 13.09.2020 20:01
Mathematics, 13.09.2020 20:01
Mathematics, 13.09.2020 20:01
Mathematics, 13.09.2020 20:01
Mathematics, 13.09.2020 20:01
Mathematics, 13.09.2020 20:01
Mathematics, 13.09.2020 20:01
Mathematics, 13.09.2020 20:01
Mathematics, 13.09.2020 20:01
Biology, 13.09.2020 20:01
Mathematics, 13.09.2020 20:01
English, 13.09.2020 20:01
Mathematics, 13.09.2020 20:01
Mathematics, 13.09.2020 20:01
Mathematics, 13.09.2020 20:01
Mathematics, 13.09.2020 20:01