Answers: 3
Chemistry, 22.06.2019 04:00, soonerlady19
Which atom or ion is the largest? 0 a. 0 0 0 0 e. li
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 07:00, maryjane8872
Which set of characteristics best describes igneous rock? a) largest type of rock, made of organic matter, hardest type of rock b) least abundant type of rock, made of other rocks, made mostly of minerals c) found on all continents, contains wavy bands of stripes, contains fossils d) most abundant type in earth's crust, made of magma/lava, contains no fossils
Answers: 1
Chemistry, 22.06.2019 07:10, jasondesatnick
An experimental procedure requires a 10 ml of acid to be dissolved
Answers: 2
9. Salt water has a density of 1.183g/mL. A ball has a density of 0.0134 g/mL. Will the ball float o...
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