Chemistry, 14.05.2021 21:10 yassinesayedahmad1
Once water vapor has been released into the atmosphere, it rises and cools, turning back into a liquid. What is this process called?
evaporation
condensation
fixation
precipitation
Answers: 1
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Based on its chemical properties, identify the position of each chemical family on the periodic table.
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Areaction in which products can react to re-form reactants is
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When the ionic compound nabr dissolves in water, br– ions are pulled into solution by the attraction between what two particles? a. the na+ and br– ions b. the na+ ion and the negative end of a water molecule c. the br– ion and the positive end of a water molecule d. the br– ion and the negative end of a water molecule
Answers: 1
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