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Sketch a graph of temperature against time when ice is heated until it changes to steam
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Chlorophyll a had the molecular formula c55h72mgn4o5 how many atoms are in this molecule
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Astudent pours 10.0 g of salt into a container of water and observes the amount of time it takes for the salt to dissolve. she then repeats the process using the same amounts of salt and water but this time she slowly stirs the mixture while it is dissolving. the student performs the experiment one more time but this time she stirs the mixture rapidly. the dependent variable in this experiment is: time for salt to dissolve speed of stirring amount of water mass of salt
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Which of the following is in the lanthanide family? a) uranium b) promethium c) silver d) gold
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A2-kg bowling ball is 1 meter off the ground on a post when it falls. just before it reaches the ground,its traveling 4.4 m/s. assuming that there is no air resistant, which statement is true a. the initial potential energy is less then the final kinetic energy b. the mechanical energy is not conserved c. the mechanical energy is conserved d. the initial potential energy is greater than the final kinetic energy
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Sketch a graph of temperature against time when ice is heated until it changes to steam...
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