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29 October, 16:20

The most abundant element in Earth's continental crust, by weight, is

silicon

iron

oxygen

calcium

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Answers (2)
  1. 29 October, 17:55
    0
    Oxygen because it is in the air all the time so why wouldn't it be part of the earths crust
  2. 29 October, 19:22
    0
    answer is Oxygen
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