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Three cards with holes are arranged in a straight line. a light is shined through the first cardโs 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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In the reaction between a crushed antacid tablet and vinegar what gas is emitted
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What's the molar mass of Br2...
Mathematics, 27.05.2020 19:10
Mathematics, 27.05.2020 19:10
Mathematics, 27.05.2020 19:10
Mathematics, 27.05.2020 19:10
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