Jessica Brought a diamond on eBay. then Clarissa told her sometimes people sell cubic zircon it as diamonds .Jessica 1 carat diamond masses to 0.22 g. by placing it in a very precise graduated Cylinder the liquid level rose from 20.00 mL to 20.06 mL . Real diamonds have a density of 3.6 g while fake ones have a density of 5.7 g. is it likely that just got ripped off or did she get the real thing?
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Noble gases are the most reactive elements on the periodic table. a. true b. false
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Chemistry, 22.06.2019 04:00
Drag each label to the correct location on the chart. classify each reaction as endothermic or exothermic.
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24. a sports ball is inflated to an internal pressure of 1.85 atm at room temperature (25 °c). if the ball is then played with outside where the temperature is 7.5 °c, what will be the new pressure of the ball? assume the ball does not change in volume nor does any air leak from the ball a) 0.555 atm b) 1.74 atm c) 1.85 atm d) 1.97 atm
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Chemistry, 22.06.2019 10:30
Which describes fat? a: a carbohydrate that produces energy b: a nucleic acid that directs cell function c: a lipid that stores energy d: a protein that speeds up a chemical reaction
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Jessica Brought a diamond on eBay. then Clarissa told her sometimes people sell cubic zircon it as d...
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