Chemistry, 27.02.2021 01:00 pennygillbert
How many formula units are there in 8.31 moles of sodium chloride
Answers: 3
Chemistry, 21.06.2019 12:30
Which statement accurately describes the rock layers? layer 8 is older than layer 1. layer 3 is younger than layer 6. layer 4 and layer 10 are the same relative age. layer 2 and layer 9 are the same relative age.
Answers: 3
Chemistry, 22.06.2019 07:20
Which of these conditions most likely produces an unstable isotope?
Answers: 1
Chemistry, 22.06.2019 14:30
Select all that apply. using a value of ksp = 1.8 x 10-2 for the reaction pbcl2 (s) pb+2(aq) + 2cl -(aq). the concentration of the products yield a ksp of 2.1 x 10-2:
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
How many formula units are there in 8.31 moles of sodium chloride...
Mathematics, 18.10.2020 07:01
Mathematics, 18.10.2020 07:01
Mathematics, 18.10.2020 07:01
History, 18.10.2020 07:01
Mathematics, 18.10.2020 07:01
Mathematics, 18.10.2020 07:01
Mathematics, 18.10.2020 07:01
Mathematics, 18.10.2020 07:01