Chemistry, 24.02.2020 19:32 school4life110
Classify each of the following properties as physical or chemical: A. Ice melts in the sun. B. Copper is a shiny metal. C. Paper can burn. D. A silver knife can tarnish. E. A magnet removes iron particles from a mixture.
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Used the balanced equation 2h2+ o2 - -> 2h2o. if you have 7.2 grams of o2 , how many grams of h2o can you produce ?
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Consider the nuclear equation below. 239/94 pu—-> x+ 4/2 he. what is x?
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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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Classify each of the following properties as physical or chemical: A. Ice melts in the sun. B. Coppe...
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