Chemistry, 26.01.2021 09:20 tabbycat2574
How many mols of CaC2 are needed to react completely with 60.2 mols of H2O? CaC2 + 2H2O → C2H2 + Ca(OH)2
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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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Calculate the mass of silver needed to react with chlorine to produce 126g if silver chloride?
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Diffraction is when light is bent around obstructions. which of the these observation about clouds would indicate diffraction? a) after rain storms, you can sometimes see rainbows. b) clouds are white or gray and cannot be seen through. c) on a cloudy day, the temperature tends to be cooler than a sunny day. d) the edges of dark clouds appear lighter. this
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How many mols of CaC2 are needed to react completely with 60.2 mols of H2O? CaC2 + 2H2O → C2H2 + Ca(...
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