Chemistry, 30.07.2021 06:20 ianocampo3413
Cân bằng PTHH sau: Na2SO3+KMnO4+NaHSO4 > Na2SO4+MnSO4+K2SO4+H2O
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Suppose the universe were completely empty except for one object-a solid sphere moving through space of 100 km/s. what sort of path would the object be moving in? explain your answer
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Categorize them by metal, nonmetal, in periodic tableductilenon-ductilemalleableoften gain electrons easilygood conductorpoor conductorcan be liquidselements
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Athe top of a hill, an athlete on a skateboard has x joules of mechanical energy. how much mechanical energy will she have at the bottom of the hill? ignore the effects of friction.
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Which of the following is an example of how telecommunication devices people do their jobs? a.) a security guard checks the time using a digital watch. b.) a banker does some quick math using a solar calculator. c.) a nurse uses a digital thermometer to take a patient’s temperature. d.) a construction worker reports in to his office using a cell phone.
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Cân bằng PTHH sau: Na2SO3+KMnO4+NaHSO4 > Na2SO4+MnSO4+K2SO4+H2O...
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