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Which property of a rock remains unchanged by mechanical weathering? a. total surface area b. size and shape c. mineral composition d. sharpness
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In vapor-liquid equilibrium in a binary mixture, both components are generally present in both phases. how many degrees of freedom are there for such a system? the reaction between nitrogen and hydrogen to form ammonia occurs in the gas phase. how many degrees of freedom are there for this system? steam and coal react at high temperatures to form hydrogen, carbon monoxide, carbon dioxide, and methane. the following reactions have been suggested as being involved in the chemical transformation:
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Chemistry, 23.06.2019 08:30
Of element x has 22 protons, how many electrons does it have
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Preparas una solución 0.25 m de NaOH, si tomas una muestra de 30 ml de esta solución y lo llevas a u...
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