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A compound contains 78.14% B and 21.86% H by mass and has a molar mass of 27.67 g/mol. What is the molecular formula of the compound
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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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If i can still dissolve more sugar into the solution at a certain temperature what would i call that solution
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A compound contains 78.14% B and 21.86% H by mass and has a molar mass of 27.67 g/mol. What is the m...
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