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What are the spectator ions in 2h+ + so42- + ca2+ + 2r β caso4 + 2h+ + 21?
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Needthe meter is the standard unit for: 1) height 2) length 3) weight 4) mass
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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 17:30
A650 ml sodium bromine solution has a bromide ion concentration of 0.245 m. what is the mass (g) of sodium bromide in solution? a) 103.b)0.00155.c)16400.d) 16.4.e) 0.159
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How many significant figures are in 0.00120...
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