Answers: 2
Chemistry, 22.06.2019 05:00, foreignking02
1)each group 16 element has how many valence electrons? ( )4 ( )6 ( )8 ( )16 2)how many dots appear in the dot structure for calcium ion, ca2+? ( )zero ( )one ( )two ( )eight 3) which of the following atoms forms a cation to obtain an octet of outer shell electrons? ( )magnesium ( )oxygen ( )fluorine ( )helium 4) an al3+ ion contains 13 protons and 10 electrons. ( )true ( )false 5) valence and non-valence electrons are represented in lewis dot structures. ( )true ( )false
Answers: 3
Chemistry, 22.06.2019 05:30, greekfreekisdbz
What type of reaction is shown below? check all that apply. 2h2o2 β 2h2o + o2 synthesis decomposition combustion
Answers: 3
Chemistry, 22.06.2019 09:20, payshencec21
What happened to the amount of carbon dioxide in the atmosphere from 2010β2017?
Answers: 1
Chemistry, 22.06.2019 13:00, yaneiryx5476
Is 9 correct? and can someone me with 10? itβs due tomorrow, you
Answers: 1
Given the reaction at equilibrium: A2 (g) + B2 (g) β 2 AB (g), ΞH = +55.8 kJ
If concentration of B2...
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Mathematics, 26.08.2019 12:00