Answers: 2
Another question on Chemistry
Chemistry, 22.06.2019 16:30
Correct relationship between molecular formula and empirical formula
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 23:30
The comparison of the number of atoms in a copper coin the size of a penny with the number of people on earth is made to illustrate which of the following? a. that atoms are indivisible b. that atoms are very small c. that atoms are very large d. that in a copper penny, there is one atom for every person on earth
Answers: 1
You know the right answer?
which of the following, when dissolved in water, forms a weak acid. A. HNO3B. HClO4C. HBrD. HClOE. N...
Questions
Mathematics, 20.03.2021 08:10
Chemistry, 20.03.2021 08:10
Mathematics, 20.03.2021 08:10
Mathematics, 20.03.2021 08:10
Mathematics, 20.03.2021 08:10
Chemistry, 20.03.2021 08:10
Mathematics, 20.03.2021 08:10
Mathematics, 20.03.2021 08:10
Mathematics, 20.03.2021 08:10
Mathematics, 20.03.2021 08:10
Health, 20.03.2021 08:10
