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The burning of 1.0g of coal produces 8.4 kcal how many joules are produced?
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Compared with the freezing-point depression of a 0.01 m c6h12o6 solution, the freezing-point depression of a 0.01 m nacl solution is
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Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line
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Chemistry, 22.06.2019 08:00
Match the mixture with the substance// i really need on this guys (it’s a pic btw)
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The burning of 1.0g of coal produces 8.4 kcal how many joules are produced?...
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