Chemistry, 05.10.2021 14:30 Brandon4188
a student kept a notebook during an investigation. which recorded observation was most likely a physical change?
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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 12:30, quantamagic
Word equation for k(s)+h2o(l) yield koh(aq) + h2(g)
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Chemistry, 22.06.2019 13:10, bartonamber4042
Select the correct answer a modure consists of glucose and water. what is the percent composition of glucose in the mixture if it contains 1.3 moles of glucose (cho total mass of the mature is 276 grams? ) and the a 1775
Answers: 1
Chemistry, 22.06.2019 13:30, amandajbrewerdavis
Table sugar completely dissolved in water is an example of a?
Answers: 1
a student kept a notebook during an investigation. which recorded observation was most likely a phys...
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