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Atrain travels 74 kilometers in 3 hours, and then 81 kilometers in 5 hours. what is its average speed?
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An atom's configuration based on its number of electrons ends at 3p4. another atom has seven more electrons. starting at 3p, what is the remaining configuration? 3p63d34s2 3p43d54s2 3p64s23d3 3p44s23d
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What type of radiation is lead emitting in the following equation? alpha particles beta particles gamma rays
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When gases dissolve in gases or when liquids and gases dissolve in liquids, eventually spreads the p...
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