How is the number of moles of an element determined from a known mass?
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Explain what happens at the saturation point when adding salt to water at room temperature.
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The bohr model of the atom explained why emission spectra are discrete. it could also be used to explain the photoelectric effect. which is a correct explanation of the photoelectric effect according to the model?
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Distilled water is a completely neutral solution. what is its ph? a. 1 b. 7 c. 14 d. 0
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