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What can be concluded about the atom from knowing that oxygen 18 has an atomic number of 8?
Answers: 2
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The alkali metals (group 1) consist of lithium (3), sodium (11), potassium (19), rubidium (37), cesium (55), and francium (87). they are soft, metallic solids with low densities and low melting points. based on the data shown in figure 1, how many valence electrons do alkali metals share?
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Aconcentrated solution of ammonia is 14.8m and has a density of 0.899g/l. what is the concentration of ammonia in this solution in weight percent (%w/w)?
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Which of the following are correct values for the ideal gas laws constant r
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Complete each row of the table below by filling in the missing prefix or missing exponent.
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What can be concluded about the atom from knowing that oxygen 18 has an atomic number of 8?...
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