Chemistry, 12.10.2019 05:30 zaheema786ovxirt
How many electrons are in the outermost energy shell of a calcium atom?
Answers: 1
Chemistry, 22.06.2019 18:00, kingamir
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 00:00, scottykinkade7860
Mercury turns to a vapor at 629.88 k. how much heat is lost when 75.0 g of mercury vapor at 650 k condenses to a liquid at 297 k?
Answers: 1
Chemistry, 23.06.2019 01:30, elijahbebeastin
What are several ways to reduce the effect of friction
Answers: 2
Chemistry, 23.06.2019 05:00, daytonalive6511
How many atomic mass units are equal to 1.672×10−24 g of protons?
Answers: 3
How many electrons are in the outermost energy shell of a calcium atom?...
Mathematics, 26.11.2019 07:31
Mathematics, 26.11.2019 07:31
Social Studies, 26.11.2019 07:31
Advanced Placement (AP), 26.11.2019 07:31
Mathematics, 26.11.2019 07:31
English, 26.11.2019 07:31
Mathematics, 26.11.2019 07:31