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The residue of coal decomposition that is used in the manufacture of steel is called: 1. coal gas 2. coke 3. coal tar
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Chemistry, 22.06.2019 10:00
Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.
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Ajar contains a certain substance. which observation would show that the substance must be either a solid or a liquid?
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Chemistry, 23.06.2019 16:00
Fecl3 + naoh → nacl + fe(oh)3 what are the coefficients that should be added to balance this equation? use complete sentences to explain your answer. explain how this chemical reaction demonstrates the conservation of mass.
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Chemistry, 23.06.2019 16:10
Which is the best term to use when describing the energy of position? chemical kinetic potential electromagnetic
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The residue of coal decomposition that is used in the manufacture of steel is called: 1. coal gas 2...
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