Can someone me with these science pages?
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Chemistry, 21.06.2019 23:00
Layers of rock containing fossils, like the layers illustrated here, are most likely composed of rocks.
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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
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Chemistry, 22.06.2019 10:40
If an area has high air pressure and low humidity, what type of weather will it most likely have? plz !
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Chemistry, 22.06.2019 14:00
In the space, show a correct numerical setup for calculating the number of moles of co2 present in 11 grams of co2
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Mathematics, 20.04.2020 01:42
Health, 20.04.2020 01:42
Social Studies, 20.04.2020 01:42
Biology, 20.04.2020 01:42
Business, 20.04.2020 01:43
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Health, 20.04.2020 01:43
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Biology, 20.04.2020 01:43
Mathematics, 20.04.2020 01:43