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Chemistry, 21.06.2019 19:30
The crust of earth may a- continets and ocean floors. b-continents only. c-layers of sedimentary rocks and continents. d-all of the above
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To find the enthalpy of a reaction in the lab, you measured the of the reactants and the change during the reaction.
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Give an example of a change that the ecosystem was NOT able to recover from. Can you explain why?...
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