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Physics, 22.06.2019 13:00
Nacidified solution was electrolyzed using copper electrodes. a constant current of 1.18 a caused the anode to lose 0.584 g after 1.52 ✕ 103 s. given that the charge of an electron is 1.6022 ✕ 10−19 c, calculate avogadro's number. assume that copper is oxidized to cu2+ ions.
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Physics, 22.06.2019 23:00
According to the image below, which season is about to begin in the southern hemisphere? a. summer b. autumn c. winter d. spring
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Physics, 23.06.2019 06:00
2) the sun is wonderful source of energy. it is renewable and natural with few dangers. solar cells rely on the sun for energy. these cells would be more practical to use if they were
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An object 3.0 mm high is placed 16 cm from a convex mirror of radius of curvature 16 cm. (a) draw th...
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