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The chemical formula for emerald is be3al2(sio3)6.an emerald can be decided as
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Which of these are physical changes in matter? check all that apply boiling water a pencil being sharpened exploding dynamite freezing water rotting cheese
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Based on the formulas, select the compounds below that are covalent: kbr sif4 al2o3 co2 naco3 s7o2 pcl3 fe3n2 h2o s2f10
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Enter the net ionic equation representing solid chromium (iii) hydroxide reacting with nitrous acid....
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