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In the early periodic tables some elements were placed in the wrong groups, how did Mandeleev overcome this.
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Si una estrella no tiene paralaje medible, ¿qué puedes inferir?
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You encounter a solution that is acidic and you decide to test it by adding a small amount of a strong acid. the ph lowers slightly but is approximately unchanged, and still remains acidic. what can you say about the solution? a. it is a buffer solution. b. it is not a buffer solution it is a strong acid solution. d. the solution has been neutralized. e. the solution has excess acid present
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How does the attraction between particles affect the ability of a solvent to dissolve in a substance
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State the effect on the concentration of the clo- ion when there is a decrease in the concentration of the oh- ion
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In the early periodic tables some elements were placed in the wrong groups, how did Mandeleev overco...
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