he reaction CaCO3(s)→CaO(s)+CO2(g) is endothermic. For this reaction: A. Energy flows from the --__________ -system to the surroundings -Surroundings to the system B. The change in internal energy for this reaction is------- --- - zero -negative -positive C. The change in internal energy for the surroundings is -- - zero - negative - positive D.The internal energy of the reactants (CaCO3) is --__________(equal to OR higher than OR lower than) the internal energy of the product (CaO and CO2). FILL IN THE BLANK ANSWER ALL PLEASE

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