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2. When water boils and passes from the liquid phase to the gaseous phase, has there
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Chemistry, 21.06.2019 22:30
1. combine iron and copper (ii) sulfate solution. (hint: iron will form the iron (iii) ion) fe + cuso4 → 2. combine lead (ii) nitrate and potassium iodide solutions. pb(no3)2+ kl → 3. combine magnesium metal and hydrochloric acid solution. mg + hcl → 4. electrolysis (splitting) of water. h2o → 5. burning magnesium. mg + o2 →
Answers: 3
Chemistry, 22.06.2019 10:30
Aglow stick contains a glass vial with chemicals. when the glow stick is bent, the vial breaks and the chemicals react to produce a glow. a science student observes that a glow stick kept in the freezer glows for a longer duration than a glow stick kept at room temperature. what conclusion can be drawn based on the observation? be sure to note the outcome and test variables in the conclusion.
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Chemistry, 22.06.2019 10:30
Which of these is not an example of chemical weathering? a. iron-rich mineral rusting b. feldspar turning into clay c. limestone reacting with acid d. granite breaking up into sand
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Chemistry, 22.06.2019 15:00
Many ionic compounds and a few highly polar covalent compounds are because they completely ionize in water to create a solution filled with charged ions that can conduct an electric current.
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Mathematics, 24.06.2019 13:30
English, 24.06.2019 13:30
Mathematics, 24.06.2019 13:30
Computers and Technology, 24.06.2019 13:30
English, 24.06.2019 13:30
Mathematics, 24.06.2019 13:30
Computers and Technology, 24.06.2019 13:30
Physics, 24.06.2019 13:30
Mathematics, 24.06.2019 13:30
Chemistry, 24.06.2019 13:30
Mathematics, 24.06.2019 13:30
Mathematics, 24.06.2019 13:30