Chemistry, 02.12.2019 01:31 mervindavisk
Hello my question is the element of zinc is represented by the abbrevaition what
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Chemistry, 22.06.2019 05:00
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 11:40
Consider this equilibrium: n29) + o2(g) + 2no(c).nitrogen gas and oxygen gas react when placed in a closed container. as the reaction proceeds towards equilibrium, what happens to the rate of thereverse reaction?
Answers: 1
Chemistry, 22.06.2019 12:00
Under normal conditions, describe how increasing the temperatures effects the solubility of a typical salt
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Chemistry, 22.06.2019 18:00
Heat is the total potential energy of a substance that can be transferred. true false
Answers: 1
Hello my question is the element of zinc is represented by the abbrevaition what...
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