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Stage in which a star’s outer layers have started to cool and grow outward?
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What does the xylem do? stores the glucose captures the sunlight absorbs oxygen into the leaf carries water from the roots to the leaves
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Elements in group 2 are all called alkaline earth metals. what is most similar about the alkaline earth metals?
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Chemistry, 22.06.2019 18:00
What amount of heat is exchanged when 106.2 grams of substance y goes from a liquid at 35 degrees celsius to a solid at the same temperature? melting point of substance y = 35 degrees c; δhvaporization = 3.67 j/mol; δhfusion = 3.30 j/mol. mwsubstance y = 28.22 g/mol. −12.4 j −3.51 x 102 j 1.24 x 101 j 351 j
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Neon has a mass of 45g and occupies 37ml. Calculate the density....
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