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Chemistry, 23.10.2020 20:10 lizzy2951

Which two substances can not be broken down by chemical means? 1) C and Cao 2) C and Cu 3) CO2 and CuO 4) CO2 and Cu

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Which two substances can not be broken down by chemical means? 1) C and Cao 2) C and Cu 3) CO2 and...
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