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Why do sodium and neon have vastly different chemical and physical properties despite having similar atomic masses?
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Three cards with holes are arranged in a straight line. a light is shined through the first cardβs hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line
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Write the formula for the following chemicals. 7. e. trinitrogen tetraoxide a calcium phosphate f. magnesium acetate b. potassium sulfide g nickel(iii) cyanide c carbon dioxide h. silver sulfate d. cobalt(ii) chloride
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Which of the following is a physical property flammability heat of combustion solubility and toxicity
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How many moles of water are produced when 6.0 moles of hydrogen gas react with 2.5 moles of oxygen g...
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