Chemistry, 07.07.2019 09:20 Theresab2021
Which reactions are oxidation-reduction reactions? 1. fes(s) + 2hcl(aq) β h2s(g) + fecl2(g) 2. agno3(aq) + nacl(aq) β agcl(s) + nano3 3. 2c3h6(g) + 9o2(g) β 6co2(g) + 6h2o(g) 4. fe2o3(s) + 3co(g) β 2fe(l) + 3co2(g)
Answers: 1
Chemistry, 22.06.2019 03:30
Select the correct answer. when carbon dioxide dissolves in water, it sometimes reacts with water to form carbonic acid as in this balanced equation: co2 + h2o β h2co3. if 495 milliliters of carbon dioxide at 25Β°c and 101.3 kilopascals reacts with excess water, what is the theoretical yield of carbonic acid? use the periodic table and the ideal gas resource a. 0.889 g b. 1.10g c. 1.27g d. 2.02g what's the answer! quick!
Answers: 1
Chemistry, 22.06.2019 10:00
What is the atomic mass of an atom that has 6 protons, 6 neutrons, and 6 electrons? a) 6 b) 8 c) + 1 d) 12 e) 18
Answers: 1
Chemistry, 23.06.2019 00:30
An unknown insoluble substance displaced the water shown. it's mass is indicated on the triple beam balance. mass = a. 694 b. 693.5 c. 693.0 d.693.8
Answers: 1
Chemistry, 23.06.2019 11:50
Achemist needs to prepare a buffer solution of ph 8.80. what molarity of nh3 (pkb = 4.75) is required to produce the buffer solution if the (nh4)2so4 in the solution is 1.8 m?
Answers: 1
Which reactions are oxidation-reduction reactions? 1. fes(s) + 2hcl(aq) β h2s(g) + fecl2(g) 2. agno...
Social Studies, 05.10.2020 15:01
Computers and Technology, 05.10.2020 15:01
Chemistry, 05.10.2020 15:01
Mathematics, 05.10.2020 15:01
Mathematics, 05.10.2020 15:01
Biology, 05.10.2020 15:01
Health, 05.10.2020 15:01
Mathematics, 05.10.2020 15:01
Mathematics, 05.10.2020 15:01
Mathematics, 05.10.2020 15:01
Chemistry, 05.10.2020 15:01
Business, 05.10.2020 15:01