Chemistry, 03.07.2019 00:30 settasav9641
Fluorine has an atomic number 9. it is in period 2 of the periodic table. the diagram shows the electron dot diagram of a fluorine atom. how many valence electrons are in an atom of fluorine? two seven nine seventeen
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An alcohol thermometer makes use of alcohol's changing in order to measure temperature. as the temperature goes up, the alcohol contained in the thermometer increases in volume, filling more of the thermometer's tube.
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Asample of neon occupies a volume of 375 ml at stp. what will be the volume of neon if the pressure is reduced to 90.0 kpa? a. 422 ml b. 422 l c. 333 ml d. 333 l
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Look at the bean data from days 4–6. use these data to explain how natural selection changed the number of dark red walking beans over time. writing part
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Which part of earth’s surface receives the most direct rays from the sun? a) equator b) ocean c) poles d) mountains
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Fluorine has an atomic number 9. it is in period 2 of the periodic table. the diagram shows the elec...
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