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Is there a relationship between density of an object and whether it will float sink or water in water?
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How many mmols of tris-hcl are there in 100 ml of a 100 mm tris-hcl buffer solution at ph 8.1? note that the 100 mm refers to the sum of tris and tris-hcl concentrations?
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Voltaic cells produce a positive overall charge. what does this indicate? a. the reaction is likely to be endothermic. b. the reaction is spontaneous. c. the reaction is not likely to occur. d. the reaction is not spontaneous.
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Chemistry, 22.06.2019 15:30
Light waves can move through , but they travel fastest when they move through a(n) .
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Is there a relationship between density of an object and whether it will float sink or water in wate...
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