Chemistry, 16.11.2019 06:31 natlovesfood
How do you tell if an element is a solid, liquid or gas (ex. na2s)
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Does the energy in a solid increase or decrease when changing to a liquid?
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Chemistry, 21.06.2019 20:30
What problem would a person have if the nucleic acid in one of his or her cells were damaged?
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Chemistry, 21.06.2019 22:30
Which type of bond is present in hydrogen sulfide (h2s)? the table of electronegativities is given. a. hydrogen b. ionic c. nonpolar covalent d. polar covalent
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Chemistry, 22.06.2019 03:00
Which of these would be caused by a chemical change? a) the formation of lava. b) sedimantary rock layering over time. c) metamorphic rock forming from igneous. d) metamorphic rock eroding to form sedimentary rock.
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How do you tell if an element is a solid, liquid or gas (ex. na2s)...
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