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Which compound contains both ionic and covalent bonds? a) hbr b)cbr4 c)nabr d) naoh
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If we compare and contrast electromagnetic waves with sound waves, all but one statement is true. that is a) sound waves require a medium to travel while electromagnetic waves do not. b) electromagnetic waves can travel through the vacuum of space while sound waves cannot. c) electromagnetic waves must have a medium in which to travel, but sound waves can travel anywhere. eliminate d) sound waves must bounce off of matter in order to travel while electromagnetic waves do not require matter to be present.
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Which process describes vaporization that takes place below the surface of a liquid? condensation melting boiling evaporation
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Chemistry, 23.06.2019 07:00
Achemist who studies water samples did a demonstration of how to test for lead in water. she added a clear solution of potassium iodide to a clear solution of lead nitrate. then a yellow swirling solid formed in the liquid. what is most likely true about the yellow solid?
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Be + Cl₃N > Cl₂ + Be₃N₂ *...
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