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Chemistry, 22.06.2019 10:10
Stage in which a star’s outer layers have started to cool and grow outward?
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Chemistry, 22.06.2019 12:30
Sodium sulfate dissolves as follows: na2so4(s) → 2na+(aq) + so42- (aq). how many moles of na2so4 are required to make 1.0 l of solution in which the na concentration is 0.10 m?
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Chemistry, 22.06.2019 13:30
If the concentration of phosphate in the cytosol is 2.0 mm and the concentration of phosphate in the surrounding fluid is 0.1 mm, how could the cell increase the concentration of phosphate in the cytosol? a) passive transportb) diffusionc) active transportd) osmosise) facilitated diffusion
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Chemistry, 22.06.2019 17:30
Air can be considered a mixture. which statement does not explain why?
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If 1.20 moles of an ideal gas occupy a volume of 18.2 l at a pressure of 1.80 atm, what is the tempe...
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