24-12-2020
Chemistry

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Exercise 1.6
4students measered a mass of a piece of metalwhose accurate mass
34. 75 g Their results are 34.2 g, 33.75 g, 35.0 g, and 34.69 g.
a.What is the best estimate for the mass of the piece of metal? Explain why?
b.Explain whether the results are precise or accurate?

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24-12-2020

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