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What are the four ways to tell if a chemical change has occurred?
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An object of mass 10.0 kg and volume 1000 ml and density 10 g/ml sinks in water who’s density is 1.0 g/ml. what is the mass of the water which has been displaced in kilograms
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Write balanced nuclear equations for the formation of five elements whose atomic number is between helium (2) and iron (26):
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How to draw a diagram to represent a calcium metal lattice?
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Why is it important for scientists to replicate each other’s experiments? to determine if important scientific results are repeatable to the research of other scientists to determine if slight alterations in the experiment can affect the result to further their own research
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What are the four ways to tell if a chemical change has occurred?...
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