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When a pole vaulter reaches top of her vault, how does her potential energy compare to her kinetic energy?
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Asample of tin (ii) chloride has a mass of 0.49 g. after heating, it has a mass of 0.41 g. what is the percent by mass of water in the hydrate? %
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Describe the properties of sodium, chlorine, and sodium chloride
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When a pole vaulter reaches top of her vault, how does her potential energy compare to her kinetic e...
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