Chemistry, 29.05.2020 20:07, theoriginalstal4234
Given the reaction for the corrosion of aluminum: 4 Al + 3 O2 --> 2 Al2O3, which half-reaction correctly represents the oxidation that occurs?
Al + 3e- --> Al3+
Al --> Al3+ + 3e-
O2 + 4e- --> 2O2-
O2 --> 2O2- + 4e-
Answers: 3
Chemistry, 21.06.2019 15:00, chhimmidemg
How has the scientific community addressed the safety of chemicals? a. chemicals are repeatedly tested, even those that have existed for a long time. b. existing chemicals are tested if they have never been tested before. c. chemicals are tested if they are suspected to have caused a problem. d. only new chemicals are tested.
Answers: 2
Chemistry, 22.06.2019 07:30, 10040813
The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.
Answers: 3
Chemistry, 22.06.2019 09:00, phebusadrian01
The nuclear fission process releases neutrons and question 27 options: alpha particles electrons energy beta particles
Answers: 1
Given the reaction for the corrosion of aluminum: 4 Al + 3 O2 --> 2 Al2O3, which half-reaction co...
Mathematics, 15.12.2021 07:10
Mathematics, 15.12.2021 07:10
Geography, 15.12.2021 07:10
Mathematics, 15.12.2021 07:10
English, 15.12.2021 07:20
Mathematics, 15.12.2021 07:20