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A streetlight gives off yellow light that has a wavelength of 621 nm. What is the frequency of the light?
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What is the maximum amount of al2(so4)3 which could be formed from 15.84 g of al and 12.89 g of cuso4?
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If 1.8 l of water is added to 2.5l of a 7.0 m koh solution, what is the molarity of the new solution
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6. using 3 β 4 sentences explain (in your own words) why water expands when it freezes? 7. using your knowledge of colligative properties explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slick sidewalk. use 3 β 4 sentences in your explanation.
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Chemistry, 22.06.2019 13:30
An animal cell loses the ability to convert energy stored in food to energy that the cell can use. which of the cell's organelles has stopped working? a.the mitochondria b.the nucleus c.the vacuoles d.the endoplasmic reticulum
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A streetlight gives off yellow light that has a wavelength of 621 nm. What is the frequency of the l...
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