Chemistry, 25.01.2021 01:50 katiebotts18
A single 3s electron in a magnesium atom is shielded by
a) the 2s and the 2p electrons only
b) the 1s, 2s, and 2p electrons, along with the other 3s electron
c) the 1s, 2s, and 2p electrons
d) the 1s and 2s electrons only
Answers: 3
Chemistry, 22.06.2019 09:20
What happened to the amount of carbon dioxide in the atmosphere from 2010β2017?
Answers: 1
Chemistry, 22.06.2019 09:30
Mike and mitchell decide to have a foot race. they mark off a stretch of 100 yards, and recruit cindy to work the stopwatch. after running the race and looking at the results, cindy declared that mitchell was the fastest. so how did the boys times compare?
Answers: 3
Chemistry, 22.06.2019 11:00
Predict the products of the following acid-base reactions, and predict whether the equilibrium lies to the left or to the right of the reaction arrow.part ao2-(aq)+h2o(l)< => express your answer as part of a chemical equation. identify all of the phases in your answer.o2-(aq)+h2o(l) < => oh-(aq)+oh-(aq)part bpredict whether the equilibrium lies to the left or to the right of the equation in previous part.h2o is a stronger acid than ohβ, so the equilibrium lies to the right.h2o is a weaker acid than ohβ, so the equilibrium lies to the left.h2o is a stronger acid than ohβ, so the equilibrium lies to the left.h2o is a weaker acid than ohβ, so the equilibrium lies to the right.part cch3cooh(aq)+hs? (aq) < => express your answer as part of a chemical equation. identify all of the phases in your answer.ch3cooh(aq)+hs-(aq) < => h2s(aq)+c2h3o2-(aq)h2s(aq)+c2h3o2-(aq)part dpredict whether the equilibrium lies to the left or to the right of the equation in previous part.ch3cooh is a weaker acid than h2s, so the equilibrium lies to the right.ch3cooh is a weaker acid than h2s, so the equilibrium lies to the left.ch3cooh is a stronger acid than h2s, so the equilibrium lies to the right.ch3cooh is a stronger acid than h2s, so the equilibrium lies to the left.part eno2-(aq)+h2o(l) < => express your answer as part of a chemical equation. identify all of the phases in your answer.no2-(aq)+h2o(l) < => part fpredict whether the equilibrium lies to the left or to the right of the equation in previous part.hno2 is a stronger acid than h2o, so the equilibrium lies to the right.hno2 is a weaker acid than h2o, so the equilibrium lies to the left.hno2 is a stronger acid than h2o, so the equilibrium lies to the left.hno2 is a weaker acid than h2o, so the equilibrium lies to the right.
Answers: 1
Chemistry, 22.06.2019 12:30
Which of the following describes a compound? (hint: carbon and oxygen bo a. a piece of pure carbon, containing only carbon atoms b. oxygen gas surrounding a solid piece of carbon c. a substance made of two oxygen atoms for each carbon atom carbon and oxygen atoms mixed without being bonded together
Answers: 1
A single 3s electron in a magnesium atom is shielded by
a) the 2s and the 2p electrons only
Chemistry, 25.03.2021 17:40
Mathematics, 25.03.2021 17:40
Physics, 25.03.2021 17:40
Mathematics, 25.03.2021 17:40
Mathematics, 25.03.2021 17:40
Mathematics, 25.03.2021 17:40
Mathematics, 25.03.2021 17:40
Advanced Placement (AP), 25.03.2021 17:40
Mathematics, 25.03.2021 17:40
Physics, 25.03.2021 17:50