Equations for chemistry
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Chemistry, 21.06.2019 13:30
10. according to the law of conservation of mass, how does the mass of the products in a chemical reaction compare to the mass of the reactants?
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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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Chemistry, 22.06.2019 07:00
Which atom or ion is the largest? a. k b. k+ c. ca d. ca2+ e. li
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Chemistry, 23.06.2019 03:00
Which of the following is a chemical property of water at 4 c
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