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What is the density of a substance that has a volume of 56 cm3 and a mass of 23g?
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The clouds are grey and ground is wet. a quantitative b qualitative
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Look at the spectrums of a star moving towards earth and a motionless star. which of these is a correct inference that can be draw from the observation of the two spectrums? (2 points) the spectrum of a motionless star is difficult to be viewed separately using oridinary telescopes. the spectrum of a motionless star is identical to the spectrum of a star which moves towards earth. the spectrum of a star shifts towards the red region when the star moves towards earth. the spectrum of a star shifts towards the blue region when the star moves towards earth.
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Find the mass, in grams, of 5.00*10^23 molecules of f2
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What is the density of a substance that has a volume of 56 cm3 and a mass of 23g?...
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