7. Classify each formula. below as an element or a compound:
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Chemistry, 22.06.2019 03:00, ian2006huang
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 19:00, georgesarkes12
Mercury metal is poured into a graduated cylinder that holds exactly 22.5 ml the mercury used to fill the cylinder mass in 306.0 g from this information calculate the density of mercury
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Chemistry, 23.06.2019 00:30, terryg4397
Fred is studying a substance that is made out of only one element. this means that
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Chemistry, 23.06.2019 11:30, elizebeth4501
Which of these have the same number of particles as 1 mole of water h2o
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