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Which substance can not be broken down by a chemical change? silicon propane ethane water
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Achange in the number of neutrons in an atom will change an blank . when the number of protons changes in an atom, a new element will form.
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What type of reaction is shown below? check all that apply. 2h2o2 → 2h2o + o2 synthesis decomposition combustion
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Write a balanced equation showing the formation of copper (ii) nitrite from its elements
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Which substance can not be broken down by a chemical change? silicon propane ethane water...
Mathematics, 21.10.2019 13:20
Mathematics, 21.10.2019 13:20