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Layers of rock containing fossils, like the layers illustrated here, are most likely composed of rocks.

What is produced from neutralization of an acid and a base? a. hydronium ions b. citric acid c. salt and water

Which of the following statements is true about energy quantization at the atomic level? electrons in the outermost orbits are the most stable. electrons in all the orbits around the nucleus have the same amount of energy. electrons in the orbit closest to the nucleus have the least amount of energy. electrons absorb or release the same amount of energy independent of the energy levels.