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Pick the stronger base from each pair. part a part complete no2− or br− or br− no2− submitprevious answers correct part b part complete no2− or no3− or no3− no2− submitprevious answers correct part c f− or clo2− or f− clo2−
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The clouds are grey and ground is wet. a quantitative b qualitative
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Which of these would be caused by a chemical change? a) the formation of lava. b) sedimantary rock layering over time. c) metamorphic rock forming from igneous. d) metamorphic rock eroding to form sedimentary rock.
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Suppose that during that icy hot lab 65,000 j of energy were transferred to 450 g of water at 20°c what would have have been the final temperature of the water
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Pick the stronger base from each pair. part a part complete no2− or br− or br− no2− submitprevious a...
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